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Merck
CN

71502

磷酸二氢钠二水合物 二水合物

BioUltra, ≥99.0% (T)

别名:

磷酸二氢钠 二水合物

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线性分子式:
NaH2PO4 · 2H2O
化学文摘社编号:
分子量:
156.01
UNSPSC Code:
12352200
PubChem Substance ID:
EC Number:
231-449-2
MDL number:
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InChI key

VBJGJHBYWREJQD-UHFFFAOYSA-M

InChI

1S/Na.H3O4P.2H2O/c;1-5(2,3)4;;/h;(H3,1,2,3,4);2*1H2/q+1;;;/p-1

product line

BioUltra

assay

≥99.0% (T)

form

crystals

impurities

insoluble matter, passes filter test

pH

4.0-4.5 (25 °C, 1 M in H2O)

solubility

H2O: 1 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg, As: ≤0.2 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 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, K: ≤200 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg

λ

1 M in H2O

UV absorption

λ: 260 nm Amax: 0.085, λ: 280 nm Amax: 0.070

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存储类别

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

法规信息

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