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磷酸二氢钾,Potassium phosphate monobasic;anhydrous, free-flowing, Redi-Dri™, ACS reagent, ≥99%

别名:无水磷酸二氢钾;正磷酸一钾;磷酸钾二元一元;Monopotassium phosphate, Potassium dihydrogen phosphate, prim.-Potassium phosphate

CAS号 7778-77-0 线性分子式 KH2PO4 分子量 136.09 EINECS 编号 231-913-4 MDL number MFCD00011401 PubChem Substance ID 329768487
货号(SKU): 795488
CAS号: 7778-77-0
MDL号: MFCD00011401
增值税发票 √ 免费货运 [顺丰 联邦] √
¥15,617

产品描述

包装

1, 2.5 kg in poly bottle

500 g in poly bottle

法律信息

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

性质

Quality Level200
gradeACS reagent
Redi-Dri
anhydrous
assay≥99%
formpowder
qualityfree-flowing
impurities≤0.01% Insoluble matter
loss≤0.2% loss on drying, 105°C
pH4.1-4.5 (25 °C, 5%)
pKa (25 °C)(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
mp252.6 °C (lit.)
density2.338 g/mL at 25 °C (lit.)
anion traceschloride (Cl-): ≤0.001%
sulfate (SO42-): ≤0.003%
cation tracesFe: ≤0.002%
Na: ≤0.005%
heavy metals (as Pb): ≤0.001%
SMILES string[K+].OP(O)([O-])=O
InChI1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1
InChI keyGNSKLFRGEWLPPA-UHFFFAOYSA-M


安全信息

个人防护装备 EyeshieldsGlovestype N95 (US)
RIDADR NONH for all modes of transport
WGK德国 WGK 1
RTECS TC6615500
商品规格
属性名称属性值
储存温度 Storage temp.常温阴凉避光
全球实时库存 Availability √美国St. Louis ≥ 190 | 欧洲Eur. ≥ 66 | 東京Tokyo ≥ 82 | 香港与北京 ≥ 55
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