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di-Potassium hydrogen phosphate trihydrate ( 磷酸氢二钾 )

产品名称: di-Potassium hydrogen phosphate trihydrate ( 磷酸氢二钾 )
产品型号: 1197540250
产品展商: MERCK
产品文档: 无相关文档

简单介绍

di-Potassium hydrogen phosphate trihydrate ( 磷酸氢二钾 )为创赛集团品质提供Merck系列产品，可查询di-Potassium hydrogen phosphate trihydrate ( 磷酸氢二钾 )价格，同系列di-Potassium hydrogen phosphate trihydrate ( 磷酸氢二钾 )国内现货，可提供定合成服务。提供


di-Potassium hydrogen phosphate trihydrate ( 磷酸氢二钾 )  的详细介绍
产品名称：di-Potassium hydrogen phosphate trihydrate ( 磷酸氢二钾 )
产品货号：1197540250
产品包装：Glass bottle
产品规格： 250 g


产品信息
Synonyms Potassium phosphate dibasic
Hill Formula HK2O4P * 3 H2O
Chemical formula K2HPO4 * 3 H2O
HS Code 2835 24 00
EC number 231-834-5
Molar mass 228.23 g/mol
CAS number 16788-57-1
化学及物理数据
Solubility (20 °C) soluble
Melting point ca.340 °C (anhydrous substance),decomposes
Molar mass 228.23 g/mol
Bulk density 800 kg/m3
pH value 9.2 - 9.4 (50 g/l, H2O, 20 °C)
**标示
Storage class 10 - 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
分类
Assay (acidimetric) ≥ 99.0 %
pH-value (5 %; water) 9.2 - 9.4
Self-absorption
- 254 nm; 0.2 mol/l; 1 cm; water
≤ 0.01
- 220 nm; 0.2 mol/l; 1 cm; water ≤ 0.03
- 215 nm; 0.2 mol/l; 1 cm; water ≤ 0.11

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