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Merck
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Key Documents

Safety Information

1.01534

Supelco

Silver sulfate

extra pure

Synonym(s):

Silver sulfate

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About This Item

Empirical Formula (Hill Notation):
Ag2O4S
CAS Number:
Molecular Weight:
311.80
MDL number:
UNSPSC Code:
12352302
EC Index Number:
233-653-7
NACRES:
NB.21

Quality Level

potency

5000 mg/kg LD50, oral (Rat)

analyte functional class(es)

chemical oxygen demand (COD)

technique(s)

photometry: suitable

pH

5-6 (25 °C, 5 g/L in H2O)

mp

655 °C

solubility

8 g/L

density

5.45 g/cm3 at 20 °C

bulk density

1200 kg/m3

storage temp.

no temp limit

InChI

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

InChI key

YPNVIBVEFVRZPJ-UHFFFAOYSA-N

Analysis Note

Assay (argentometric): ≥ 98.5 %
Identity: passes test
Chloride (Cl): ≤ 20 ppm
Cu (Copper): ≤ 50 ppm
Fe (Iron): ≤ 50 ppm
Pb (Lead): ≤ 50 ppm
Substances not precipitated by hydrochloric acid (as SO₄): ≤ 0.3 %

Pictograms

CorrosionEnvironment

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

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.

PDSCL

Deleterious substance


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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