Merck 105442 Ammonium sulfide solution GR for analysis 1 L
Ammonium sulfide solution GR for analysis is a high-quality chemical used for analytical purposes in various industries.
With its precise composition and purity, it is ideal for laboratory applications, such as qualitative inorganic analysis.
This solution ensures accurate and reliable results, making it an essential component for analytical processes.

Merck 105442 Ammonium sulfide solution GR for analysis 1 L

Description
Catalogue Number	105442

Product Information
HS Code	2830 90 19
Quality Level	MQ100

Physicochemical Information
Density	0.997 g/cm3 (20 °C)
Explosion limit	4 - 46 %(V)
Flash point	15 °C
pH value	9.5 (450 g/l, H₂O)
Vapor pressure	450 hPa (20 °C)

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H225: Highly flammable liquid and vapour. H314: Causes severe skin burns and eye damage. H400: Very toxic to aquatic life. EUH031: Contact with acids liberates toxic gas.
Precautionary Statement(s)	P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P233: Keep container tightly closed. P273: Avoid release to the environment. P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection. P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
Signal Word	Danger
Storage class	3 Flammable liquids
WGK	WGK 3 highly hazardous to water
Disposal	6 Sulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E.

Safety Information
Categories of danger	highly flammable, corrosive

Storage and Shipping Information
Storage	NoTempLimit

Transport Information
Declaration (railroad and road) ADR, RID	UN 2683 , 8 (3, 6.1), II
Declaration (transport by air) IATA-DGR	UN 2683 , 8 (3, 6.1), II
Declaration (transport by sea) IMDG-Code	UN 2683 , 8 (3, 6.1), II, Segregation Group: 2 (Ammonium compounds)18 (Alkalis)

Specifications
Assay (as (NH₄)₂S from sulphide)	≥ 20 %
Chloride (Cl)	≤ 0.05 %
Ca (Calcium)	≤ 0.003 %
Cu (Copper)	≤ 0.0005 %
Fe (Iron)	≤ 0.0005 %
K (Potassium)	≤ 0.001 %
Mg (Magnesium)	≤ 0.0005 %
Na (Sodium)	≤ 0.005 %
Pb (Lead)	≤ 0.0005 %
Residue on ignition (800 °C as sulfate)	≤ 0.05 %

Global Trade Item Number
Catalogue Number	GTIN
1054421000	04022536065076

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Merck 105442 Ammonium sulfide solution GR for analysis 1 L

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