567547
磷酸氢二钠
Molecular Biology Grade; Useful in conjunction with Sodium Phosphate, Monobasic in the preparation of biological buffers.
别名:
磷酸钠 二元, 磷酸二钠, 磷酸二钠, 磷酸氢二钠, 磷酸氢钠
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
description
Merck USA index - 14, 8659
assay
≥98.5% (titration)
form
solid
manufacturer/tradename
Calbiochem®
storage condition
OK to freeze, desiccated (hygroscopic)
color
white
pKa (25 °C)
(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
solubility
water: 10%
cation traces
heavy metals (as Pb): ≤0.001%
absorption
≤0.01 at 260 nm, ≤0.01 at 280 nm
foreign activity
DNases, proteases, RNases, none detected
shipped in
ambient
storage temp.
10-30°C
Quality Level
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General description
与一元磷酸钠（目录号567545或567549）一起用于制备生物缓冲液。
分子生物学试剂（吸光度：≤260 nm和280 nm处为0.01）。
Legal Information
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
Disclaimer
毒性：刺激性（B）
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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