Ammonium sulfide solution GR for analysis

ürün Kodu : 105442.1000

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Ürün Grubu : Merck Kimyasalları

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Description
Catalogue Number 105442
Product Information
HS Code 2830 90 85
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 Pictogram(s)
Hazard Pictogram(s)
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 2 obviously 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 %

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