Potassium citrate
Molecular Structure:
MDL:
Molecular Formula:
K3C6H5O7•H2O
Molecular Weight:
324.41
Alias:
枸橼酸钾,柠檬酸三钾,2-羟基-1,2,3-丙三羧酸三钾盐
Tripotassium citrate
2-Hydroxy-1,2,3-propanetricarboxylic acid tripotassium salt
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Potassium citrate |
AR |
500g |
RMB 39.6 |
Consulting service |
Potassium citrate |
CP |
500g |
RMB 33 |
Consulting service |
Potassium citrate |
药用级 |
500g |
RMB 44 |
Consulting service |
Character:
白色或无色结晶颗粒或粉末。无臭。味咸而凉。有吸湿性。180℃时失去结晶水。1g溶于0.65ml水,缓溶于2.5ml甘油,不溶于乙醇。水溶液对石蕊呈碱性,pH约8.5。半数致死量(狗,静脉)167mg/kg。
密度:1.98
熔点:230℃
Quality Standard:
GB/T3-1297-80
项目ltem 分析纯 化学纯
(AR) (CP)
含量(K3C6H5O7•H2O),% ≥ 99.5 99.0(GC/titration)
水溶液反应Water solution reaction 合格 合格
澄清度试验Clarity 合格 合格
水不溶物lnsoluble matter in water,% ≤ 0.005 0.01
氯化合物(以Cl计)Chloride ≤ 0.005 0.01
硫酸盐(SO4)Sulfale,% ≤ 0.005 0.01
磷化合物(以PO4计)Phosphorus compounds,%≤ 0.015 0.03
钠(Na)Sodium,% ≤ 0.1 0.2
铁(Fe)Iron,% ≤ 0.0005 0.001
钙(Ca)Calcium,% ≤ 0.02 0.04
重金属(以Pb计)Heavy metals,% ≤ 0.0005 0.001
Storage:
密封保存。
分析试剂。配制缓冲溶液。镀金。