半岛bd体育手机客户端 说明
一般描述
Potassium tartrate dibasic hemihydrate is the dipotassium salt of tartaric acid.
应用
Potassium tartrate dibasic hemihydrate (Potassium L-tartrate dibasic hemihydrate) may be used in the hydrothermal synthesis of 4 metal-organic coordination polymers:
基本信息
线性分子式 | KOOC(CHOH)2COOK · 0.5H2O |
分子量 | 235.28 |
Beilstein | 6121656 |
EC 号 | 213-067-8 |
MDL编号 | MFCD00150136 |
PubChem化学物质编号 | 57648126 |
NACRES | NA.21 |
半岛bd体育手机客户端 性质
质量水平 | 200 |
测定 | 99-102% (perchloric acid titration) |
质量 | meets analytical specification of DAC, E336 |
杂质 | ≤0.001% ammonium (NH4) ≤0.001% heavy metals (as Pb) |
缺失 | ≤4% loss on drying, 150 ℃, 4 h |
pH值(酸碱度) | 7-9 (20 ℃, 0.1%) |
痕量阴离子 | chloride (Cl-): ≤500 mg/kg oxalate (as oxalic acid): ≤100 mg/kg sulfate (SO42-): ≤1000 mg/kg |
痕量阳离子 | As: ≤3 mg/kg Ca: ≤100 mg/kg Cu: ≤10 mg/kg Fe: ≤20 mg/kg Hg: ≤1 mg/kg Pb: ≤5 mg/kg Zn: ≤10 mg/kg |
SMILES string | O.[K+].[K+].O[C@H]([C@@H](O)C([O-])=O)C([O-])=O |
InChI | 1S/C4H6O6.2K.H2O/c5-1(3(7)8)2(6)4(9)10;;;/h1-2,5-6H,(H,7,8)(H,9,10);;;1H2/q;2*+1;/p-2/t1-,2-;;;/m1.../s1 |
InChI key | BUCMCXRUIRJPKS-QXMMYYGRSA-L |
安全信息
象形图 | |
警示用语: | Danger |
危险声明 | H318 |
预防措施声明 | P280 - P305 + P351 + P338 + P310 |
危险分类 | Eye Dam. 1 |
储存分类代码 | 11 - Combustible Solids |
WGK | WGK 3 |
闪点(F) | Not applicable |
闪点(C) | Not applicable |
个人防护装备 | Eyeshields, Gloves, type N95 (US) |
Sigma-Aldrich