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Merck
CN

71507

磷酸钠 一元 一水合物

BioXtra, Molecular Biology, ≥99.5% (T)

别名:

磷酸一钠, 磷酸二氢钠 一水合物

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关于此项目

线性分子式:
NaH2PO4 · H2O
化学文摘社编号:
分子量:
137.99
NACRES:
NA.25
PubChem Substance ID:
UNSPSC Code:
12161700
EC Number:
231-449-2
MDL number:
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grade

Molecular Biology

Quality Level

product line

BioXtra

assay

≥99.5% (T)

form

crystals

impurities

DNases, none detected, RNases, none detected, insoluble matter, passes filter test, phosphatases, none detected, proteases, none detected, ≤0.001% total nitrogen (N)

pH

4.0-4.5 (25 °C, 1 M in H2O)

solubility

H2O: 1 M, clear, colorless

anion traces

chloride (Cl-): ≤5 mg/kg, sulfate (SO42-): ≤30 mg/kg

cation traces

Al: ≤5 mg/kg, As: ≤0.1 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: ≤50 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: ≤0.03, λ: 280 nm Amax: ≤0.02

SMILES string

[Na+].[H]O[H].OP(O)([O-])=O

InChI

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

InChI key

BBMHARZCALWXSL-UHFFFAOYSA-M

Application

磷酸二氢钠一水合物已被用作磷酸盐缓冲液的成分,以维持胶原凝胶和基质制备的 pH 值。


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wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

存储类别

11 - Combustible Solids



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全球贸易项目编号

货号GTIN
71507-250G04061832848860
71507-1KG04061832848853