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1.01211

Ammonium sulfate

for biochemistry

Synonym(s):

Mascagnite

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About This Item

Linear Formula:
(NH4)2SO4
CAS Number:
7783-20-2
Molecular Weight:
132.14
NACRES:
NA.21
EC Index Number:
231-984-1
UNSPSC Code:
12352301
MDL number:
MFCD00003391
Form:
solid
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vapor pressure

<1 Pa ( 25 °C)

Quality Level

100

form

solid

potency

2840 mg/kg LD50, oral (Rat)

pH

5 (100 g/L in H2O)

mp

>280 °C (dec.) (lit.)

solubility

754-764 g/L

density

1.77 g/mL at 25 °C (lit.)

bulk density

850 kg/m3

storage temp.

2-30°C

InChI

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

InChI key

BFNBIHQBYMNNAN-UHFFFAOYSA-N

General description

for biochemistry

Application

Ammonium sulfate for biochemistry. CAS No. 7783-20-2, EC Number 231-984-1.

Analysis Note

Assay (alkalimetric)≥ 99.5 %Insoluble matter≤ 0.005 %pH-value (5 %; water)4.5 - 5.5Chloride (Cl)≤ 0.0005 %Nitrate (NO₃)≤ 0.001 %Phosphate (PO₄)≤ 0.0005 %As (Arsenic)≤ 0.0001 %Ca (Calcium)≤ 0.001 %Cd (Cadmium)≤ 0.0001 %Cu (Copper)≤ 0.0001 %Fe (Iron)≤ 0.0002 %Pb (Lead)≤ 0.0001 %Zn (Zinc)≤ 0.0001 %Residue on ignition (as sulfate)≤ 0.01 %

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Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

7783-20-2

CAS No.

Certificates of Analysis (COA)

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