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About This Item
线性分子式:
K2HPO4 · 3H2O
CAS号:
分子量:
228.22
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.21
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等級
puriss. p.a.
化驗
≥99.0% (T)
形狀
crystals
雜質
≤0.001% total nitrogen (N)
pH值
9.1-9.4 (25 °C, 50 mg/mL in H2O)
負離子痕跡
chloride (Cl-): ≤20 mg/kg
sulfate (SO42-): ≤50 mg/kg
正離子痕跡
As: ≤0.1 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤500 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
SMILES 字串
O.O.O.[K+].[K+].OP([O-])([O-])=O
InChI
1S/2K.H3O4P.3H2O/c;;1-5(2,3)4;;;/h;;(H3,1,2,3,4);3*1H2/q2*+1;;;;/p-2
InChI 密鑰
XQGPKZUNMMFTAL-UHFFFAOYSA-L
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一般說明
Potassium phosphate dibasic trihydrate (K2HPO4.3H2O, Dipotassium hydrogen phosphate trihydrate, Dipotassium phosphate, di-Potassium hydrogen phosphate trihydrate) is the potassium salt having a pH in the range of 9.1-9.4.
儲存類別代碼
13 - Non Combustible Solids
水污染物質分類（WGK）
WGK 1
閃點（°F）
Not applicable
閃點（°C）
Not applicable
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