磷酸钠二元二元

磷酸氢二钠

产品名称：

7558-79-4
Sodium Phosphate, Dibasic, Molecular Biology Grade-CAS 7558-79-4-Calbiochem
Na₂HPO₄
Sodium hydrogenphosphate
Disodium phosphate
Disodium hydrogen phosphate
Sodium phosphate dibasic
sec-Sodium phosphate
磷酸钠二元二元
磷酸一氢钠
磷酸氢二钠

产品介绍：

产品说明

一般描述

Molecular biology reagent (absorbance: ≤0.01 at 260 nm and 280 nm).
Useful in conjunction with Sodium Phosphate, Monobasic (Cat. No. 567545 or 567549) in the preparation of biological buffers.

包装

1 kg in Glass bottle
250 g in Plastic ampoule

警告

Toxicity: Irritant (B)

法律信息

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

基本信息

线性分子式	Na₂HPO₄
分子量	141.96
MDL编号	MFCD00003496

产品性质

质量水平	100
测定	≥99% (titration)
形式	solid
manufacturer/tradename	Calbiochem^®
储存条件	OK to freeze desiccated (hygroscopic)
颜色	white
pKa (25 ℃)	(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
溶解性	water: 10%
痕量阳离子	heavy metals (as Pb): ≤0.001%
吸光度	≤0.01 at 260 nm ≤0.01 at 280 nm
异质活性	DNases, proteases, RNases, none detected
运输	ambient
储存温度	10-30℃
SMILES string	[Na+].[Na+].[H]OP([O-])([O-])=O
InChI	1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
InChI key	BNIILDVGGAEEIG-UHFFFAOYSA-L

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	WGK 1
闪点(F)	Not applicable
闪点(C)	Not applicable