Potassium Hydrogen Carbonate GR 500 Grm
for analysis EMSURE® ACS
Manufacturer: Merck
Catalog ID: 104854.0500
Stock: In Stock
Description
Catalogue Number | 104854 |
Replaces | PX1345; PX1345-1; PX1345-30 |
Synonyms | Potassium bicarbonate |
Product Information
CAS number | 298-14-6 |
EC number | 206-059-0 |
Grade | ACS |
Hill Formula | CHKO₃ |
Chemical formula | KHCO₃ |
Molar Mass | 100.12 g/mol |
HS Code | 2836 40 00 |
Physicochemical Information
Density | 2.17 g/cm3 (20 °C) |
pH value | 8.4 - 8.6 (99 g/l, H₂O, 20 °C) |
Solubility | 362 g/l |
Toxicological Information
LD 50 oral | LD50 Rat > 2000 mg/kg |
Storage and Shipping Information
Storage | Store at +15°C to +25°C. |
Specifications
Assay (acidimetric; dried substance) | 99.7 - 100.5 % |
Assay (acidimetric) | ≥ 99.5 % |
Insoluble matter | ≤ 0.01 % |
Chloride (Cl) | ≤ 0.001 % |
Phosphate (PO₄) | ≤ 0.0005 % |
Phosphate and Silicate (as SiO₂) | ≤ 0.001 % |
Sulfate (SO₄) | ≤ 0.001 % |
Total sulfur (as sulfate) | ≤ 0.003 % |
Total nitrogen (N) | ≤ 0.001 % |
Heavy metals (as Pb) | ≤ 0.0005 % |
Al (Aluminium) | ≤ 0.0005 % |
Ca (Calcium) | ≤ 0.0005 % |
Fe (Iron) | ≤ 0.0005 % |
Mg (Magnesium) | ≤ 0.001 % |
Na (Sodium) | ≤ 0.02 % |
NH₄ (Ammonium) | ≤ 0.0005 % |
Corresponds to ACS |