等级
anhydrous
质量水平
Agency
USP/NF
tested according to Ph. Eur.
检测方案
98-100.5% dry basis
形式
crystalline
缺失
<2.0% loss on drying
pKa (25 °C)
(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
mp
252.6 °C (lit.)
溶解性
water: 208 g/L at 20 °C
密度
2.338 g/mL at 25 °C (lit.)
SMILES字符串
[K+].OP(O)([O-])=O
InChI
1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1
InChI key
GNSKLFRGEWLPPA-UHFFFAOYSA-M
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相关类别
一般描述
磷酸二氢钾(KH2PO4)又称磷酸一钾(MKP)，是一种可溶性盐。用作磷源和钾源。KH2PO4是磷酸钾缓冲液的基本组分，在脂酶纯化中用于双水相系统(ATPS)。
应用
本品配制的磷酸二氢钾缓冲液可用作高效液相色谱(HPLC)的流动相组分。
生化/生理作用
磷酸二氢钾(MKP)常用作生化和生物领域的缓冲剂。也用作生物分子分离电泳的缓冲组分。
特点和优势
按照美国药典–国家处方集(USP-NF)和欧洲药典标准检测，保证高质量
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
Eyeshields, Gloves, type N95 (US)
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