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Merck - 1049280500 - Potassium carbonate

  • MFR SKU: 1049280500
  • ITEM #: 7230890
  • 0 Reviews / 0 Questions
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ITEM #: 7230890
for analysis EMSURE® ACS, ISO, Reag. Ph Eur
This listing is for 500 g Plastic bottle

Merck - 1049280500 - Potassium carbonate

  • Item #: 7230890
  • MFR SKU: 1049280500
  • Catalogue Number 104928
  • Replaces PX1390; PX1390-1; PX1390-20
  • Synonyms potash
  • CAS number 584-08-7
  • EC number 209-529-3
  • Grade ACS, ISO, Reag. Ph Eur
  • Hill Formula CKO
  • Chemical formula KCO
  • Molar Mass 138.21 g/mol
  • HS Code 2836 40 00
  • Structure formula Image
  • Quality Level MQ300
  • Density 2.428 g/cm3
  • Melting Point 891 ° C
  • pH value 11.5 - 12.5 (50 g/l, HO, 20 ° C)
  • Bulk density 750 kg/m3
  • Solubility 1120 g/l
  • LD 50 oral LD50 Rat > 2000 mg/kg
  • Hazard Pictogram(s)
  • Hazard Statement(s) H315: Causes skin irritation.
  • H319: Causes serious eye irritation.
  • H335: May cause respiratory irritation.
  • Precautionary Statement(s) P261: Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.
  • P264: Wash skin thoroughly after handling.
  • P271: Use only outdoors or in a well-ventilated area.
  • P280: Wear protective gloves/ eye protection/ face protection.
  • P302 + P352: IF ON SKIN: Wash with plenty of 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.
  • Signal Word Warning
  • RTECS TS7750000
  • Storage class 10 - 13 Other liquids and solids
  • WGK WGK 1 slightly hazardous to water
  • Disposal 14
  • Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
  • Categories of danger irritant
  • Storage Store at +2° C to +30° C.
  • Assay (acidimetric; calculated on dried substance) ≥ 99.0 %
  • Assay (acidimetric) ≥ 99.0 %
  • Insoluble matter ≤ 0.005 %
  • Chloride (Cl) ≤ 0.003 %
  • Phosphate (PO) ≤ 0.001 %
  • Silicate (SiO) ≤ 0.005 %
  • Total sulfur (as sulfate) ≤ 0.003 %
  • Total nitrogen (N) ≤ 0.001 %
  • Heavy metals (ACS) ≤ 0.0005 %
  • Ca (Calcium) ≤ 0.002 %
  • Cu (Copper) ≤ 0.0005 %
  • Fe (Iron) ≤ 0.0005 %
  • Mg (Magnesium) ≤ 0.001 %
  • Na (Sodium) ≤ 0.02 %
  • Pb (Lead) ≤ 0.0005 %
  • Substances precipitated by ammonia ≤ 0.01 %
  • Loss on drying (300° C) ≤ 1.0 %
  • Corresponds to ACS, ISO, Reag. Ph Eur

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