Hampton 四水酒石酸钾钠缓冲液

Potassium sodium tartrate tetrahydrate 四水酒石酸钾钠

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APPLICATIONS 应用

Crystallization grade Potassium sodium tartrate tetrahydrate for formulating screens or for optimization 四水酒石酸钾结晶级筛选或优化

FEATURES 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)

无菌过滤液
在1+超纯水中配制：在25°C下电阻率为18.2兆，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/L)

DESCRIPTION

Potassium sodium tartrate tetrahydrate

Synonyms: L(+)-Tartaric acid potassium sodium salt, or Rochelle salt, or Seignette salt
KOCOCH(OH)CH(OH)COONa • 4H₂O
C₄H₄KNaO₆• 4H₂O
M_r 282.22
CAS Number [6381-59-5]
EC Number 206-156-8
Beilstein Registry Number 6113568
MDL Number MFCD00150989
PubChem Substance ID 24881874
Purity ≥ 99.5%

Measured pH Range: 8.4 – 9.1 at 25°C
Measured Conductivity Range: 81.1 – 98.5 mS/cm at 25°C
Measured Refractive Index Range: 1.37544 – 1.37666 20°C

描述

四水酒石酸钾钠

同义词：l(+)-酒石酸钾钠盐，或罗谢尔盐，或塞格奈特盐
KOCOCH(OH)CH(OH)Coona·4H₂O
C₄H₄KNaO₆·4H₂O
M_r 282.22
核证机关编号[6381-59-5]
欧共体编号206-156-8
伯尔斯坦登记处编号6113568
MDL号码MFCD 00150989
PubChem物质ID 24881874
纯度≥99.5%

测量pH值范围：8.4-9.1℃，25°C
测量电导率范围：81.1-98.5ms/cm，25°C
测量折射率范围：1.37544-1.37666 20°C

Al ≤0.0005%
As ≤0.00001%
Ba ≤0.0005%
Bi ≤0.0005%
Ca ≤0.001%
Cd ≤0.0005%
Cl ≤0.0005%
Co ≤0.0005%
Cr ≤0.0005%
Cu ≤0.0005%
Fe ≤0.0005%
Li ≤0.0005%
Mg ≤0.0005%
Mn ≤0.0005%
Mo ≤0.0005%
N ≤0.002%
Ni ≤0.0005%
Pb ≤0.0005%
PO₄ ≤0.001%
SO₄ ≤0.005%
Sr ≤0.0005%
Zn ≤0.0005%

HR2-539

1.5 M Potassium sodium tartrate tetrahydrate

200 mL

REFERENCES 参考文献

1. Cloning, purification, crystallization and preliminary crystallographic analysis of acylphosphatase from Pyrococcus horikoshii OT3. K. Miyazono, N. Kudo and M. Tanokura. Acta Cryst. (2004). D60, 1135-1136.

2. Crystallization and preliminary X-ray analysis of a xyloglucan endotransglycosylase from Populus tremula x tremuloides. Johansson P, Denman S, Brumer H, Kallas AM, Henriksson H, Bergfors T, Teeri TT, Jones TA. Acta Crystallogr D Biol Crystallogr. 2003 Mar;59(Pt 3):535-7.