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Merck

A2939

Sigma-Aldrich

硫酸铵

BioXtra, ≥99.0%

别名:

硫铵石

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About This Item

线性分子式:
(NH4)2SO4
CAS号:
分子量:
132.14
EC號碼:
MDL號碼:
分類程式碼代碼:
12161700
eCl@ss:
38030408
PubChem物質ID:
NACRES:
NA.25

等級

for analytical purposes

品質等級

產品線

BioXtra

化驗

≥99.0%

形狀

powder or crystals

雜質

Insoluble matter, passes filter test

燃燒殘留物

<0.01% (as SO4)

損耗

≤1.0% loss on drying, 110°C

pH值

5.0-6.0 (20 °C, 1 M in H2O)

mp

>280 °C (dec.) (lit.)

溶解度

H2O: 1 M, clear, colorless

密度

1.77 g/mL at 25 °C (lit.)

負離子痕跡

chloride (Cl-): ≤0.001%
nitrate (NO3-): ≤0.001%
phosphate (PO43-): ≤0.0005%

正離子痕跡

Al: ≤0.0005%
As: ≤0.0001%
Ba: ≤0.0005%
Bi: ≤0.0005%
Ca: ≤0.001%
Cd: ≤0.0001%
Co: ≤0.0005%
Cr: ≤0.0005%
Cu: ≤0.0002%
Fe: ≤0.0002%
K: ≤0.005%
Li: ≤0.0005%
Mg: ≤0.0005%
Mn: ≤0.0005%
Mo: ≤0.0005%
Na: ≤0.005%
Ni: ≤0.0005%
Pb: ≤0.0002%
Sr: ≤0.0005%
Zn: ≤0.0001%

吸收

≤0.030 at 280 in H2O at 1 M
≤0.037 at 260 in H2O at 1 M

SMILES 字串

N.N.OS(O)(=O)=O

InChI

1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)

InChI 密鑰

BFNBIHQBYMNNAN-UHFFFAOYSA-N

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應用

使用硫酸铵作为盐析法制备丙种球蛋白组分的添加剂。它也被用作合成葡萄糖基础培养基(SD)的组成部分。

生化/生理作用

硫酸铵(NH4)2SO4)主要用作土壤肥料。此外,它还用作木材防腐剂。这种无机盐在阻燃化学品中发挥作用。

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

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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