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Merck
CN

71959

硫酸钠

BioUltra, anhydrous, ≥99.0% (T)

别名:

Disodium sulfate, Sodium sulphate, Sulfuric acid disodium salt

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关于此项目

线性分子式:
Na2SO4
化学文摘社编号:
分子量:
142.04
NACRES:
NA.26
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-820-9
MDL number:
Assay:
≥99.0% (T)
Grade:
anhydrous
Form:
powder or crystals
Solubility:
H2O: 1 M at 20 °C, clear, colorless
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grade

anhydrous

Quality Level

product line

BioUltra

assay

≥99.0% (T)

form

powder or crystals

impurities

insoluble matter, passes filter test, ≤0.0005% total nitrogen (N)

loss

≤0.2% loss on ignition, 900 °C

pH

5.0-7.5 (25 °C, 1 M in H2O)

mp

884 °C (lit.)

solubility

H2O: 1 M at 20 °C, clear, colorless

density

2.68 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤10 mg/kg, phosphate (PO43-): ≤20 mg/kg

cation traces

Al: ≤5 mg/kg, As: ≤1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤20 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤100 mg/kg, Li: ≤5 mg/kg, Mg: ≤20 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: 0.020, λ: 280 nm Amax: 0.018

SMILES string

[Na+].[Na+].[O-]S([O-])(=O)=O

InChI

1S/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2

InChI key

PMZURENOXWZQFD-UHFFFAOYSA-L



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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)



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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全球贸易项目编号

货号GTIN
71959-250G04061832855349
71959-1KG04061826715208
71959-5KG04061833459744