硫酸铵，Ammonium sulfate；for molecular biology, ≥99.0%

等级

for molecular biology

质量水平

200

测定

≥99.0%

形式

powder

杂质

≤0.005% Insolubles

pH值（酸碱度）

5.0-6 (25 °C, 132 g/L)

mp

>280 °C (dec.) (lit.)

溶解性

H₂O: 0.667 g/mL

密度

1.77 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl^-): ≤5 ppm

痕量阳离子

Cu: ≤5 ppm
Fe: ≤5 ppm
Zn: ≤5 ppm
heavy metals (as Pb): ≤2 ppm

吸光度

≤0.025 at 280 at 1 M
≤0.03 at 260 at 1 M

异质活性

DNase, RNase, and protease, none detected

SMILES string

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

InChI

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

InChI key

BFNBIHQBYMNNAN-UHFFFAOYSA-N