Hampton蛋白结晶试剂盒Polyethylene glycol 200/HR2-601

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Products > Optimize Reagents > Optimize – Polymers > Polyethylene glycol 200

Polyethylene glycol 200

Polyethylene glycol 200
CAT NO

HR2-601

NAME

100% Polyethylene glycol 200

DESCRIPTION

200 mL

PRICE

$42.00

支持材料

Polyethylene glycol 200 HR2-601 Polyethylene glycol 200 SDS

应用

  • Crystallization grade Polyethylene glycol 200 for formulating screens or for optimization
  • 结晶级聚乙二醇 200,用于配制筛网或优化

描述Polyethylene glycol 200

Synonyms: PEG 200
H(OCH2CH2)nOH
Average Formula weight (Mr) 200 (190-210)
CAS Number [25322-68-3]
EC Number 500-038-2
Merck 14,7568
RTECS TQ3600000
MDL Number MFCD00081839
PubChem Substance ID 24898381
Melting Point -65°C (lit.)
Density 1.1239 g/mL at 20°C
Vapor pressure <0.01 mm Hg at 20°C
Viscosity 4.3 cSt at 20°C
Refractive index N20/D 1.459 (lit.)
Aldehyde: None detected
Peroxide: None detected

Measured Conductivity Range: 2.5 – 9.7 µS/cm at 25°C
Measured Refractive Index Range: 1.46008 – 1.46124 at 20°C

同义词:PEG 200
H(OCH2CH2)nOH
平均配方重量 (Mr) 200 (190-210)
CAS 编号 [25322-68-3]
欧盟编号 500-038-2
默克 14,7568
RTECS TQ3600000
MDL 编号 MFCD00081839
PubChem 物质 ID 24898381
熔点 -65°C (lit.)
密度 1.1239 g/mL 在 20°C
蒸气压 <0.01 mm Hg at 20°C
粘度 4.3 cSt 在 20°C
折射率 N20/D 1.459 (lit.)
醛:未检测到
过氧化物:未检测到

测得的电导率范围:25°C 时为 2.5 – 9.7 µS/cm
测得的折射率范围:20°C 时为 1.46008 – 1.46124

Polyethylene glycol 200

参考

1. Crystallization and Preliminary Structural Studies of a Chorismate Mutase Catalytic Antibody Complexed With a Transition State Analog. Haynes, MR; Stura, EA; Hilvert, D; Wilson, IA. Proteins 18, 198- 200, 1994.

1. 与过渡态类似物复合的分支酸变位酶催化抗体的结晶和初步结构研究。 海恩斯先生; 斯图拉,EA; 希尔弗特,D; 威尔逊,IA。 蛋白质 18、198-200、1994。

Hampton蛋白结晶试剂盒Ethylene imine polymer/HR2-599

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Products > Optimize Reagents > Optimize – Polymers > Ethylene imine polymer

Ethylene imine polymer

Ethylene imine polymer
CAT NO

HR2-599

NAME

50% Ethylene imine polymer

DESCRIPTION

200 mL

PRICE

$107.00

支持材料

Ethylene imine polymer HR2-599 Ethylene imine polymer SDS

应用

  • Crystallization grade Ethylene imine polymer solution for formulating screens or for optimization
  • 结晶级乙烯亚胺聚合物溶液,用于配制屏幕或优化

特征

  • Sterile filtered solution
  • Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
  • 无菌过滤溶液
    在 1+ 型超纯水中配制:25°C 时电阻率为 18.2 兆欧厘米,总有机碳 < 5 ppb,无细菌(<1 细菌 (CFU/ml)),无热原(<0.03 内毒素 (EU/ml)) , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)

描述Ethylene imine polymer

Synonyms: PEI or Poly(ethylene imine) or Poly(ethyleneimine) solution or Ethyleneimine polymer solution
H2NCH2(C22H55N11)nCH2NH2
Mr 600,000 to 1,000,000
CAS [9002-98-6]
EC Number 205-793-9
MDL Number MFCD00084427
PubChem Substance ID 24845612
Sterile filtered solution
Density 1.08 g/mL at 20°C
Refractive Index N20/D: 1.440 – 1.455
Structural Viscosity: 18 – 40PAS
Appearance (Color): Faint yellow to yellow in color; clear to slightly opaque viscous liquid
Ethylene imine polymer is utilized in Crystal Screen 2 crystallization screen and StockOptions Polymer

Measured Refractive Index Range: 1.45032 – 1.45291 at 20°C
Measured Conductivity Range: 237.5 – 320.0 µS/cm at 25°C

同义词:PEI或聚(乙烯亚胺)或聚(乙烯亚胺)溶液或乙烯亚胺聚合物溶液
H2NCH2(C22H55N11)nCH2NH2
600,000 至 1,000,000 先生
中国科学院 [9002-98-6]
欧盟编号 205-793-9
MDL 编号 MFCD00084427
PubChem 物质 ID 24845612
无菌过滤溶液
20°C 时密度 1.08 g/mL
折射率 N20/D:1.440 – 1.455
结构粘度:18 – 40PAS
外观(颜色):淡黄色至黄色; 透明至略微不透明的粘稠液体
乙烯亚胺聚合物用于 Crystal Screen 2 结晶筛和 StockOptions 聚合物

测得的折射率范围:20°C 时为 1.45032 – 1.45291
测得的电导率范围:237.5 – 320.0 µS/cm,25°C

参考Ethylene imine polymer

1. Acta Cryst. (2004). D60, 952-953, Crystallization of the mosquito-larvicidal binary toxin produced by Bacillus sphaericus A. W. Smith, A. Camara-Artigas and J. P. Allen.

2. Acta Cryst. (2010). D66, 685-697, A crystallization screen based on alternative polymeric precipitants, C. Grimm, A. Chari, K. Reuter and U. Fischer.

1. 晶体学报。 (2004 年)。 D60, 952-953,由球形芽孢杆菌 A. W. Smith、A. Camara-Artigas 和 J. P. Allen 产生的杀蚊幼虫二元毒素的结晶。

2. 晶体学报。 (2010)。 D66, 685-697,基于替代聚合物沉淀剂的结晶筛选,C. Grimm、A. Chari、K. Reuter 和 U. Fischer。

Hampton蛋白结晶试剂盒Jeffamine ED-2001 pH 7.0/HR2-597

上海金畔生物代理Hampton research品牌蛋白结晶试剂耗材工具等,我们将竭诚为您服务,欢迎访问Hampton research官网或者咨询我们获取更多相关Hampton research品牌产品信息。

Products > Optimize Reagents > Optimize – Polymers > Jeffamine ED-2001 pH 7.0

Jeffamine ED-2001 pH 7.0

Jeffamine ED-2001 pH 7.0
CAT NO

HR2-597

NAME

50% w/v Jeffamine ED-2001 pH 7.0

DESCRIPTION

200 mL

PRICE

$127.00

支持材料

Jeffamine ED-2001 pH 7.0 HR2-597 Jeffamine® ED-2001 SDS

相关项目

  • Index • Index HT

应用

  • Crystallization grade Jeffamine ED-2001 pH 7.0 for formulating screens or for optimization
  • 结晶级 Jeffamine ED-2001 pH 7.0,用于配制筛选或优化

特征

  • pH adjusted to 7 using HCl
  • Sterile filtered
  • Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
  • 使用 HCl 将 pH 值调节至 7
    无菌过滤
    在 1+ 型超纯水中配制:25°C 时电阻率为 18.2 兆欧厘米,总有机碳 < 5 ppb,无细菌(<1 细菌 (CFU/ml)),无热原(<0.03 内毒素 (EU/ml)) , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)

描述

Jeffamine ED series are polyether diamines based on a predominantly PEG backbone. PEG imparts complete water solubility. The Jeffamine® ED-2001 have a representative structure illustrated in the accompanying Figure.

Jeffamine ED-2001
Synonym: O,O′-Bis(2-aminopropyl) polypropylene glycol-block-polyethylene glycol-block-polypropylene glycol 1,900, Jeffamine® ED-2003
Mr ~2,000
CH3CH(NH2)CH2(OCH2CH2)nOCH2CH(NH2)CH3
CAS Number [65605-36-9]
MDL Number MFCD00197920
PubChem Substance ID 24848714
pH before titration with hydrochloric acid is > 10
Final measured pH of HR2-597 is 7.0
Appearance: Colorless to Very light yellow tint to yellow, clear solution
50% w/v in deionized water, sterile filtered (0.22 micron)

Measured Conductivity Range: 4.0 – 5.7 mS/cm at 25°C
Measured Refractive Index Range: 1.40572 – 1.40734 at 20°C

Jeffamine is a registered trademark of the Huntsman Petrochemical Corporation.

Jeffamine ED 系列是基于主要 PEG 骨架的聚醚二胺。 PEG赋予完全水溶性。 Jeffamine® ED-2001 具有代表性结构,如图所示。

杰法明 ED-2001
同义词:O,O’-双(2-氨基丙基)聚丙二醇-嵌段-聚乙二醇-嵌段-聚丙二醇 1,900,Jeffamine® ED-2003
先生 ~2,000
CH3CH(NH2)CH2(OCH2CH2)nOCH2CH(NH2)CH3
CAS 编号 [65605-36-9]
MDL 编号 MFCD00197920
PubChem 物质 ID 24848714
用盐酸滴定前的 pH > 10
HR2-597 的最终测量 pH 值为 7.0
外观:无色至极淡黄色至黄色,澄清溶液
50% w/v 在去离子水中,无菌过滤(0.22 微米)

测量的电导率范围:25°C 时 4.0 – 5.7 mS/cm
测得的折射率范围:20°C 时为 1.40572 – 1.40734

Jeffamine 是亨斯迈石化公司的注册商标。

参考Jeffamine ED-2001 pH 7.0

1. Preparation, crystallization and preliminary X-ray analysis of protein YtlP from Bacillus subtilis. C. Liu, D. Li, L. Hederstedt, L. Li, Y.-H. Liang and X.-D. Su. Acta Cryst. (2006). F62, 967-969.

1. 枯草芽孢杆菌蛋白 YtlP 的制备、结晶和初步 X 射线分析。 C. Liu,D. Li,L. Hederstedt,L. Li,Y.-H。 梁和 X.-D。 苏。 晶体学报。 (2006 年)。 F62, 967-969。

Hampton蛋白结晶试剂盒Jeffamine M-600 Reagent/HR2-501

上海金畔生物代理Hampton research品牌蛋白结晶试剂耗材工具等,我们将竭诚为您服务,欢迎访问Hampton research官网或者咨询我们获取更多相关Hampton research品牌产品信息。

Products > Optimize Reagents > Optimize – Polymers > Jeffamine M-600 Reagent

Jeffamine M-600 Reagent

Jeffamine M-600 Reagent
CAT NO

HR2-501

NAME

50% v/v Jeffamine M-600 pH 7.0

DESCRIPTION

200 mL

PRICE

$127.00

CAT NO

HR2-503

NAME

100% Jeffamine M-600 (untitrated pH >12)

DESCRIPTION

200 mL

PRICE

$127.00

相关项目

Jeffamine M-600 Reagent HR2-501 Jeffamine M-600 SDSJeffamine M-600 Reagent HR2-503 Jeffamine M-600 SDS

应用

  • Crystallization grade Jeffamine M-600 for formulating screens or for optimization
  • 结晶级 Jeffamine M-600 用于配制筛选或优化

特征

  • Available pH titrated or non pH titrated
  • Titrated solution is sterile filtered
  • Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
  • 可用 pH 滴定或非 pH 滴定
    滴定溶液经过无菌过滤
    在 1+ 型超纯水中配制:25°C 时电阻率为 18.2 兆欧厘米,总有机碳 < 5 ppb,无细菌(<1 细菌 (CFU/ml)),无热原(<0.03 内毒素 (EU/ml)) , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)

描述Jeffamine M-600

Synonyms: O-(2-Aminopropyl)-O′-(2-methoxyethyl)polypropylene glycol 500 and Polypropylene glycol 500 mono-2-aminoethyl mono-2-methoxyethyl ether
CH3OCH2CH2O[CH(CH3)CH2O]nCH2CH(NH2)CH3
Mr ~600
CAS Number [77110-54-4]
MDL Number MFCD00147774
PubChem Substance ID 24846306
Clear / Colorless / Light Yellow / Light Brown
Jeffamine® M-600® is utilized in Additive Screen, Additive Screen HT, Crystal Screen 2, Crystal Screen HT, Index, Index HT, PEGRx 1 and PEGRx HT crystallization screens
HR2-501 is titrated to pH 7.0 using HCl and is sterile filtered

HR2-501 is titrated to pH 7.0 using HCl
HR2-501 Measured Conductivity Range: 8.8 – 10.3 mS/cm at 25°C
HR2-501 Measured Refractive Index Range: 1.40707 – 1.40988 at 20°C

HR2-503 is not titrated and the measured pH is >12.0
HR2-503 Measured Conductivity Range: 0.0 – 0.1 µS/cm at 25°C
HR2-503 Measured Refractive Index Range: 1.44499 – 1.44565 at 20°C

Hampton Research recommends using HR2-501 to reproduce and optimize the following Hampton Research screen reagents:
-Crystal Screen 2 reagent 18
0.01 M Iron(III) chloride hexahydrate, 0.1 M Sodium citrate tribasic dihydrate pH 5.6, 10% v/v Jeffamine® M-600®

-Index reagent 38
30% v/v Jeffamine® M-600® pH 7.0, 0.1 M HEPES pH 7.0

Jeffamine is a registered trademark of the Huntsman Petrochemical Corporation.
M-600 is a registered trademark of Texaco.

同义词:O-(2-氨基丙基)-O’-(2-甲氧基乙基)聚丙二醇 500 和聚丙二醇 500 单-2-氨基乙基单-2-甲氧基乙基醚
CH3OCH2CH2O[CH(CH3)CH2O]nCH2CH(NH2)CH3
先生~600
CAS 编号 [77110-54-4]
MDL 编号 MFCD00147774
PubChem 物质 ID 24846306
透明/无色/浅黄色/浅棕色
Jeffamine® M-600® 用于 Additive Screen、Additive Screen HT、Crystal Screen 2、Crystal Screen HT、Index、Index HT、PEGRx 1 和 PEGRx HT 结晶筛
HR2-501 使用 HCl 滴定至 pH 7.0 并无菌过滤

HR2-501 使用 HCl 滴定至 pH 7.0
HR2-501 测量电导率范围:25°C 时 8.8 – 10.3 mS/cm
HR2-501 测量的折射率范围:20°C 时为 1.40707 – 1.40988

HR2-503 未滴定且测得的 pH 值 >12.0
HR2-503 测量的电导率范围:25°C 时 0.0 – 0.1 µS/cm
HR2-503 测量的折射率范围:20°C 时为 1.44499 – 1.44565

Hampton Research 建议使用 HR2-501 重现和优化以下 Hampton Research 筛选试剂:
-Crystal Screen 2 试剂 18
0.01 M 氯化铁 (III) 六水合物,0.1 M 柠檬酸钠三水合物 pH 5.6,10% v/v Jeffamine® M-600®

-指数试剂 38
30% v/v Jeffamine® M-600® pH 7.0, 0.1 M HEPES pH 7.0

Jeffamine 是亨斯迈石化公司的注册商标。
M-600 是德士古的注册商标。

参考Jeffamine M-600

1. Crystallization and X-ray diffraction analysis of an all-RNA U39C mutant of the minimal hairpin ribozyme. V. Grum-Tokars, M. Milovanovic and J. E. Wedekind. Acta Cryst. (2003). D59, 142-145.

1. 最小发夹核酶的全 RNA U39C 突变体的结晶和 X 射线衍射分析。 V. Grum-Tokars、M. Milovanovic 和 J. E. Wedekind。 晶体学报。 (2003 年)。 D59,142-145。

Hampton蛋白结晶试剂盒Pentaerythritol ethoxylate (3/4 EO/OH)

上海金畔生物代理Hampton research品牌蛋白结晶试剂耗材工具等,我们将竭诚为您服务,欢迎访问Hampton research官网或者咨询我们获取更多相关Hampton research品牌产品信息。

Products > Optimize Reagents > Optimize – Polymers > Pentaerythritol ethoxylate (3/4 EO/OH)

Pentaerythritol ethoxylate (3/4 EO/OH)

应用

  • Crystallization grade Pentaerythritol ethoxylate (3/4 EO/OH) for formulating screens or for optimization
  • 结晶级季戊四醇乙氧基化物 (3/4 EO/OH),用于配制筛选或优化

特征

  • Sterile filtered solution
  • Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
  • 无菌过滤溶液
    在 1+ 型超纯水中配制:25°C 时电阻率为 18.2 兆欧厘米,总有机碳 < 5 ppb,无细菌(<1 细菌 (CFU/ml)),无热原(<0.03 内毒素 (EU/ml)) , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)

描述Pentaerythritol ethoxylate (3/4 EO/OH)

Sorry,  Pentaerythritol ethoxylate (3/4 EO/OH)  is no longer available.  We’ve left this page up for reference only.

抱歉,季戊四醇乙氧基化物 (3/4 EO/OH) 不再可用。 我们保留此页面仅供参考。

Synonyms: None
C[CH2(OCH2CH2)nOH]4
Average Mn ~ 270
CAS Number [30599-15-6]
EC Number 500-071-2
Density 1.2 g/mL at 25°C (literature)
Boiling point >300°C (literature)
Refractive index n20/D 1.481

Measured Conductivity Range: 36.1 – 61.3 µS/cm at 25°C
Measured Refractive Index Range: 1.39627 – 1.39719 at 20°C

同义词:无
C[CH2(OCH2CH2)nOH]4
平均锰 ~ 270
CAS 编号 [30599-15-6]
欧盟编号 500-071-2
25°C 时密度 1.2 g/mL(文献)
沸点 >300°C(文献)
折射率n20/D 1.481

测得的电导率范围:25°C 时 36.1 – 61.3 µS/cm
测得的折射率范围:20°C 时为 1.39627 – 1.39719

Pentaerythritol ethoxylate (3/4 EO/OH)

Pentaerythritol ethoxylate (3/4 EO/OH)

支持材料

Pentaerythritol ethoxylate (3/4 EO/OH) HR2-743 Pentaerythritol ethoxylate (3/4 EO/OH) SDS

参考

1. Acta Cryst. (2002). D58, 306-309. Pentaerythritol propoxylate: a new crystallization agent and cryoprotectant induces crystal growth of 2-methylcitrate dehydratase. A. M. Gulick, A. R. Horswill, J. B. Thoden, J. C. Escalante-Semerena and I. Rayment.

1. 晶体学报。 (2002 年)。 D58,306-309。 季戊四醇丙氧基化物:一种新的结晶剂和冷冻保护剂,可诱导 2-甲基柠檬酸脱水酶的晶体生长。 A. M. Gulick、A. R. Horswill、J. B. Thoden、J. C. Escalante-Semerena 和 I. Rayment。

Hampton蛋白结晶试剂盒Pentaerythritol ethoxylate (15/4 EO/OH)/HR2-745

上海金畔生物代理Hampton research品牌蛋白结晶试剂耗材工具等,我们将竭诚为您服务,欢迎访问Hampton research官网或者咨询我们获取更多相关Hampton research品牌产品信息。

Products > Optimize Reagents > Optimize – Polymers > Pentaerythritol ethoxylate (15/4 EO/OH)

Pentaerythritol ethoxylate (15/4 EO/OH)

Pentaerythritol ethoxylate (15/4 EO/OH)
CAT NO

HR2-745

NAME

50% v/v Pentaerythritol ethoxylate (15/4 EO/OH)

DESCRIPTION

200 mL

PRICE

$75.00

Support Material(s)

Pentaerythritol ethoxylate (15/4 EO/OH) HR2-745 Pentaerythritol ethoxylate (15/4 EO/OH) SDS

应用

  • Pentaerythritol ethoxylate (15/4 EO/OH) for formulating screens or for optimization
  • 用于配制筛选或优化的季戊四醇乙氧基化物 (15/4 EO/OH)

特征

  • Sterile filtered solution
  • Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
  • 无菌过滤溶液
    在 1+ 型超纯水中配制:25°C 时电阻率为 18.2 兆欧厘米,总有机碳 < 5 ppb,无细菌(<1 细菌 (CFU/ml)),无热原(<0.03 内毒素 (EU/ml)) , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)

描述Pentaerythritol ethoxylate (15/4 EO/OH)

Synonyms: Pentaerythritol ethoxylate
C[CH2(OCH2CH2)nOH]4, N = 3.75
Average Mn ~ 797
CAS Number [30599-15-6]
EC Number 500-071-2
MDL Number MFCD00197884
Boiling point >300°C (literature)

Measured Conductivity Range: 3.2 – 11.4 µS/cm at 25°C
Measured Refractive Index Range: 1.40400 – 1.41578 at 20°C

Pentaerythritol ethoxylate (15/4 EO/OH) consists of a mixture of different compounds. The “15” indicates that there are 15 different chain length compounds in the mixture with an average chain length of 4.

别名:季戊四醇乙氧基化物
C[CH2(OCH2CH2)nOH]4, N = 3.75
平均锰 ~ 797
CAS 编号 [30599-15-6]
欧盟编号 500-071-2
MDL 编号 MFCD00197884
沸点 >300°C(文献)

测得的电导率范围:25°C 时 3.2 – 11.4 µS/cm
测得的折射率范围:20°C 时为 1.40400 – 1.41578

季戊四醇乙氧基化物 (15/4 EO/OH) 由不同化合物的混合物组成。 “15”表示混合物中有15种不同链长的化合物,平均链长为4。

Pentaerythritol ethoxylate (15/4 EO/OH)

相关项目

  • Index • Index HT

参考

1. Acta Cryst. (2002). D58, 306-309. Pentaerythritol propoxylate: a new crystallization agent and cryoprotectant induces crystal growth of 2-methylcitrate dehydratase. A. M. Gulick, A. R. Horswill, J. B. Thoden, J. C. Escalante-Semerena and I. Rayment.

1. 晶体学报。 (2002 年)。 D58,306-309。 季戊四醇丙氧基化物:一种新的结晶剂和冷冻保护剂,可诱导 2-甲基柠檬酸脱水酶的晶体生长。 A. M. Gulick、A. R. Horswill、J. B. Thoden、J. C. Escalante-Semerena 和 I. Rayment。

Hampton蛋白结晶试剂盒Pentaerythritol propoxylate (5/4 PO/OH)/HR2-739

上海金畔生物代理Hampton research品牌蛋白结晶试剂耗材工具等,我们将竭诚为您服务,欢迎访问Hampton research官网或者咨询我们获取更多相关Hampton research品牌产品信息。

Products > Optimize Reagents > Optimize – Polymers > Pentaerythritol propoxylate (5/4 PO/OH)

Pentaerythritol propoxylate (5/4 PO/OH)

Pentaerythritol propoxylate (5/4 PO/OH)
CAT NO

HR2-739

NAME

50% v/v Pentaerythritol propoxylate (5/4 PO/OH)

DESCRIPTION

200 mL

PRICE

$75.00

支持材料

Pentaerythritol propoxylate (5/4 PO/OH) HR2-739 Pentaerythritol propoxylate (5/4 PO/OH) SDS

应用

  • Crystallization grade Pentaerythritol propoxylate (5/4 PO/OH) for formulating screens or for optimization
  • 结晶级季戊四醇丙氧基化物 (5/4 PO/OH) 用于配制筛选或优化

特征

  • Sterile filtered solution
  • Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
  • 无菌过滤溶液
    在 1+ 型超纯水中配制:25°C 时电阻率为 18.2 兆欧厘米,总有机碳 < 5 ppb,无细菌(<1 细菌 (CFU/ml)),无热原(<0.03 内毒素 (EU/ml)) , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)

描述Pentaerythritol propoxylate (5/4 PO/OH)

Synonyms: None
C[CH2[OCH2CH(CH3)]nOH]4 N~ 5
Mr ~426
CAS Number [9051-49-4]
EC Number 500-030-9
MDL Number MFCD00197885
PubChem Substance ID 24866238
Density of 100% solution 1.05 g/ml at 25°C
Refractive index of 100% solution n20/D 1.464
Boiling point of 100% solution >300°C (literature)

Measured Conductivity Range: 4.2 – 5.4 µS/cm at 25°C
Measured Refractive Index Range: 1.40400 – 1.40447 at 20°C

同义词:无
C[CH2[OCH2CH(CH3)]nOH]4 N~ 5
先生~426
CAS 编号 [9051-49-4]
欧盟编号 500-030-9
MDL 编号 MFCD00197885
PubChem 物质 ID 24866238
25°C 时 100% 溶液的密度 1.05 g/ml
100%溶液折射率n20/D 1.464
100% 溶液的沸点 >300°C(文献)

测得的电导率范围:25°C 时为 4.2 – 5.4 µS/cm
测得的折射率范围:20°C 时为 1.40400 – 1.40447

Pentaerythritol propoxylate (5/4 PO/OH)

参考

1. Acta Cryst. (2002). D58, 306-309. Pentaerythritol propoxylate: a new crystallization agent and cryoprotectant induces crystal growth of 2-methylcitrate dehydratase. A. M. Gulick, A. R. Horswill, J. B. Thoden, J. C. Escalante-Semerena and I. Rayment.

1. 晶体学报。 (2002 年)。 D58,306-309。 季戊四醇丙氧基化物:一种新的结晶剂和冷冻保护剂,可诱导 2-甲基柠檬酸脱水酶的晶体生长。 A. M. Gulick、A. R. Horswill、J. B. Thoden、J. C. Escalante-Semerena 和 I. Rayment。

Hampton蛋白结晶试剂盒Pentaerythritol propoxylate (17/8 PO/OH)/HR2-741

上海金畔生物代理Hampton research品牌蛋白结晶试剂耗材工具等,我们将竭诚为您服务,欢迎访问Hampton research官网或者咨询我们获取更多相关Hampton research品牌产品信息。

Products > Optimize Reagents > Optimize – Polymers > Pentaerythritol propoxylate (17/8 PO/OH)

Pentaerythritol propoxylate (17/8 PO/OH)

Pentaerythritol propoxylate (17/8 PO/OH)
CAT NO

HR2-741

NAME

50% v/v Pentaerythritol propoxylate (17/8 PO/OH)

DESCRIPTION

200 mL

PRICE

$79.00

支持材料

Pentaerythritol propoxylate (17/8 PO/OH) HR2-741 Pentaerythritol propoxylate (17/8 PO/OH) SDS

应用

  • Crystallization grade Pentaerythritol propoxylate (17/8 PO/OH) for formulating screens or for optimization
  • 结晶级季戊四醇丙氧基化物 (17/8 PO/OH) 用于配制筛选或优化

特征

  • Sterile filtered solution
  • Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
  • 无菌过滤溶液
    在 1+ 型超纯水中配制:25°C 时电阻率为 18.2 兆欧厘米,总有机碳 < 5 ppb,无细菌(<1 细菌 (CFU/ml)),无热原(<0.03 内毒素 (EU/ml)) , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)

描述Pentaerythritol propoxylate (17/8 PO/OH)

Synonyms: Pentaerythritol propoxylate
C[CH2[OCH2CH(CH3)]nOH]4, N~ 2.1
Average Mn ~ 629
CAS Number [9051-49-4]
EC Number 500-030-9
MDL Number MFCD00197885
PubChem Substance ID 24866239

Measured Conductivity Range: 4.3 – 6.9 µS/cm at 25°C
Measured Refractive Index Range: 1.40398 – 1.40437 at 20°C

别名:季戊四醇丙氧基化物
C[CH2[OCH2CH(CH3)]nOH]4, N~ 2.1
平均锰 ~ 629
CAS 编号 [9051-49-4]
欧盟编号 500-030-9
MDL 编号 MFCD00197885
PubChem 物质 ID 24866239

测得的电导率范围:25°C 时为 4.3 – 6.9 µS/cm
测得的折射率范围:20°C 时为 1.40398 – 1.40437

Pentaerythritol propoxylate (17/8 PO/OH)

参考

1. Acta Cryst. (2002). D58, 306-309. Pentaerythritol propoxylate: a new crystallization agent and cryoprotectant induces crystal growth of 2-methylcitrate dehydratase. A. M. Gulick, A. R. Horswill, J. B. Thoden, J. C. Escalante-Semerena and I. Rayment.

1. 晶体学报。 (2002 年)。 D58,306-309。 季戊四醇丙氧基化物:一种新的结晶剂和冷冻保护剂,可诱导 2-甲基柠檬酸脱水酶的晶体生长。 A. M. Gulick、A. R. Horswill、J. B. Thoden、J. C. Escalante-Semerena 和 I. Rayment。

Hampton蛋白结晶试剂盒Poly(acrylic acid sodium salt) 5100/HR2-773

上海金畔生物代理Hampton research品牌蛋白结晶试剂耗材工具等,我们将竭诚为您服务,欢迎访问Hampton research官网或者咨询我们获取更多相关Hampton research品牌产品信息。

Products > Optimize Reagents > Optimize – Polymers > Poly(acrylic acid sodium salt) 5,100

Poly(acrylic acid sodium salt) 5,100

Poly(acrylic acid sodium salt) 5,100
CAT NO

HR2-773

NAME

50% w/v Poly(acrylic acid sodium salt) 5,100

DESCRIPTION

200 mL

PRICE

$128.00

支持材料

Poly(acrylic acid sodium salt) 5,100 HR2-773 Poly(acrylic acid sodium salt) 5,100 SDS

应用

  • Crystallization grade Poly(acrylic acid sodium salt) 5,100 for formulating screens or for optimization
  • 结晶级聚丙烯酸钠盐 5,100 用于配制屏幕或优化

特征

  • Sterile filtered solution
  • Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
  • 无菌过滤溶液
    在 1+ 型超纯水中配制:25°C 时电阻率为 18.2 兆欧厘米,总有机碳 < 5 ppb,无细菌(<1 细菌 (CFU/ml)),无热原(<0.03 内毒素 (EU/ml)) , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)

描述Poly(acrylic acid sodium salt) 5,100

Synonyms: Poly(sodium acrylate) or Sodium polyacrylate
(C3H3NaO2)n
Mw Average ~ 5,100 by GPC
CAS Number [9003-04-7]
RTECS WD6826000
MDL Number MFCD00147949
PubChem Substance ID 24868314

Measured Conductivity Range: 30.5 – 41.1 mS/cm at 25°C
Measured Refractive Index Range: 1.40682 – 1.41073 at 20°C

同义词:聚(丙烯酸钠)或聚丙烯酸钠
(C3H3NaO2)n
Mw 平均 ~ 5,100 GPC
CAS 编号 [9003-04-7]
RTECS WD6826000
MDL 编号 MFCD00147949
PubChem 物质 ID 24868314

测量电导率范围:25°C 时 30.5 – 41.1 mS/cm
测得的折射率范围:20°C 时为 1.40682 – 1.41073

参考Poly(acrylic acid sodium salt) 5,100

1. Polymeric precipitants for the crystallization of macromolecules. Sam Patel, Bob Cudney and Alexander McPherson. Biochemical and Biophysical Research Communications, Vol. 207, No. 2, 1995.

2. Crystallization and preliminary X-ray analysis of ginkbilobin-2 from Ginkgo biloba seeds: a novel antifungal protein with homology to the extracellular domain of plant cysteine-rich receptor-like kinases. Takuya Miyakawa, Yoriko Sawano, Ken-ichi Miyazono, Ken-ichi Hatanob and Masaru Tanokura. Acta Cryst. (2007). F63, 737–739.

1.高分子结晶的聚合沉淀剂。 山姆·帕特尔、鲍勃·库德尼和亚历山大·麦克弗森。 生化和生物物理研究通讯,卷。 1995 年第 207 卷第 2 号。

2. Ginkgo biloba 种子中的 ginkbilobin-2 的结晶和初步 X 射线分析:一种与植物富含半胱氨酸受体激酶的细胞外结构域同源的新型抗真菌蛋白。 宫川拓哉、泽野依子、宫园健一、波多诺健一和田仓正。 晶体学报。 (2007 年)。 F63, 737–739。

Hampton蛋白结晶试剂盒Polyethylene glycol 300/HR2-517

上海金畔生物代理Hampton research品牌蛋白结晶试剂耗材工具等,我们将竭诚为您服务,欢迎访问Hampton research官网或者咨询我们获取更多相关Hampton research品牌产品信息。

Products > Optimize Reagents > Optimize – Polymers > Polyethylene glycol 300

Polyethylene glycol 300

Polyethylene glycol 300
CAT NO

HR2-517

NAME

100% Polyethylene glycol 300

DESCRIPTION

200 mL

PRICE

$62.00

支持材料

Polyethylene glycol 300 HR2-517 Polyethylene glycol 300 SDS

应用

  • Crystallization grade Polyethylene glycol 300 for formulating screens or for optimization
  • 结晶级聚乙二醇 300 用于配制筛网或优化

描述Polyethylene glycol 300

Synonyms: PEG 300
H(OCH2CH2)nOH
Mr 285-315
CAS Number [25322-68-3]
EC Number 500-038-2
Merck 14,7568
RTECS TQ3500000
MDL Number MFCD00081839
PubChem Substance ID 24889419
Density 1.125 g/mL at 20°C

Measured Conductivity Range: 3.0 – 9.0 µS/cm at 25°C
Measured Refractive Index Range: 1.46450 – 1.46549 at 20°C

同义词:PEG 300
H(OCH2CH2)nOH
285-315先生
CAS 编号 [25322-68-3]
欧盟编号 500-038-2
默克 14,7568
RTECS TQ3500000
MDL 编号 MFCD00081839
PubChem 物质 ID 24889419
20°C 时密度 1.125 g/mL

测得的电导率范围:25°C 时 3.0 – 9.0 µS/cm
测得的折射率范围:20°C 时为 1.46450 – 1.46549

Peroxides (H2O2) ≤0.001%
Al ≤0.0005%
As ≤0.00001%
Ba ≤0.0005%
Bi  ≤0.0005%
Ca ≤0.001%
Cd ≤0.0005%
Cl  ≤0.005%
Co ≤0.0005%
Cr ≤0.0005%
Cu ≤0.0005%
Fe ≤0.0005%
K  ≤0.02%
Li  ≤0.0005%
Mg ≤0.0005%
Mn ≤0.0005%
Mo ≤0.0005%
Na ≤0.02%
Ni  ≤0.0005%
Pb ≤0.0005%
SO4 ≤0.005%
Sr ≤0.0005%
Zn ≤0.0005%

相关项目

  • PEGRx 1 • PEGRx 2 • PEGRx HT

参考Polyethylene glycol 300

1. Crystallization and preliminary X-ray crystallographic studies of human 2′,3′-cyclic nucleotide 3′-phosphodiesterase. Y. Sakamoto, N. Tanaka, T. Ichimiya, T. Kurihara and K. T. Nakamura. Acta Cryst. (2004). D60, 2095-2097.

2. Crystallization and preliminary X-ray crystallographic analysis of the Escherichia coli outer membrane cobalamin transporter BtuB in complex with the carboxy-terminal domain of TonB. David D. Shultis, Michael D. Purdy, Christian N. Banchs, and Michael C. Wiener. Acta Crystallogr Sect F Struct Biol Cryst Commun. 2006 July 1; 62(Pt 7): 638–641.

3. Low molecular weight poly(ethylene glycol) as an environmentally benign solvent for pharmaceutical crystallization and precipitation. Xing Wang, Ponder Celia Steward, Kirwan Donald J. Crystal Growth & Design, 2005, vol. 5, no1, pp. 85-92.

1. 人 2′,3′-环核苷酸 3′-磷酸二酯酶的结晶和初步 X 射线晶体学研究。 Y. Sakamoto、N. Tanaka、T. Ichimiya、T. Kurihara 和 K. T. Nakamura。 晶体学报。 (2004 年)。 D60,2095-2097。

2. 与 TonB 的羧基末端结构域复合的大肠杆菌外膜钴胺素转运蛋白 BtuB 的结晶和初步 X 射线晶体学分析。 David D. Shultis、Michael D. Purdy、Christian N. Banchs 和 Michael C. Wiener。 Acta Crystallogr Sect F Struct Biol Cryst Commun。 2006 年 7 月 1 日; 62(第 7 部分):638–641。

3. 低分子量聚乙二醇作为药物结晶和沉淀的环保溶剂。 王星,思考西莉亚管家,Kirwan Donald J. 水晶生长与设计,2005 年,第一卷。 5,第 1 期,第 85-92 页。