基本信息
线性分子式 | (NH4)2HPO4 |
分子量 | 132.06 |
EC 号 | 231-987-8 |
MDL编号 | MFCD00010891 |
PubChem化学物质编号 | 329752180 |
NACRES | NA.21 |
产品性质
质量水平 | 200 |
等级 | ACS reagent |
测定 | ≥98% |
形式 | crystalline powder crystals or chunks |
杂质 | ≤0.005% NH4OH pptd. ≤0.005% insolubles |
pH值(酸碱度) | 7.7-8.1 (25 ℃, 5%) |
mp | 155 ℃ (dec.) (lit.) |
痕量阴离子 | chloride (Cl-): ≤0.001% nitrate (NO3-): ≤0.003% sulfate (SO42-): ≤0.01% |
痕量阳离子 | Ca: 0.001% Fe: ≤0.001% K: ≤0.005% Mg: 0.0005% Na: ≤0.005% heavy metals (as Pb): ≤0.001% |
SMILES string | N.N.OP(O)(O)=O |
InChI | 1S/2H3N.H3O4P/c;;1-5(2,3)4/h2*1H3;(H3,1,2,3,4) |
InChI key | MNNHAPBLZZVQHP-UHFFFAOYSA-N |
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 |
Sigma-Aldrich