Potassium Hydroxide Pellets 500gm
pellets for analysis EMSURE®
Manufacturer: Merck
Catalog ID: 105033.0500
Stock: In Stock
Description
Catalogue Number | 105033 |
Synonyms | Potash caustic |
Product Information
CAS number | 1310-58-3 |
EC index number | 019-002-00-8 |
EC number | 215-181-3 |
Hill Formula | HKO |
Chemical formula | KOH |
Molar Mass | 56.11 g/mol |
HS Code | 2815 20 00 |
Physicochemical Information
Density | 2.04 g/cm3 (20 °C) |
Melting Point | 360 °C |
pH value | 14 (56 g/l, H₂O, 20 °C) |
Solubility | 1130 g/l |
Toxicological Information
LD 50 oral | LD50 Rat 333 mg/kg |
Storage and Shipping Information
Storage | Store at +5°C to +30°C. |
Specifications
Assay (acidimetric, KOH) | ≥ 85.0 % |
Carbonate (as K₂CO₃) | ≤ 1.0 % |
Chloride (Cl) | ≤ 0.005 % |
Phosphate (PO₄) | ≤ 0.0005 % |
Silicate (SiO₂) | ≤ 0.005 % |
Sulfate (SO₄) | ≤ 0.0005 % |
Total nitrogen (N) | ≤ 0.0005 % |
Heavy metals (as Pb) | ≤ 0.0005 % |
Al (Aluminium) | ≤ 0.001 % |
Ca (Calcium) | ≤ 0.001 % |
Cu (Copper) | ≤ 0.0002 % |
Fe (Iron) | ≤ 0.0005 % |
Na (Sodium) | ≤ 0.5 % |
Ni (Nickel) | ≤ 0.0005 % |
Pb (Lead) | ≤ 0.0005 % |
Zn (Zinc) | ≤ 0.0025 % |