Specification Sheet
Product Name
Potassium cyanide BioUltra, ≥98.0% (AT)
Product Number
60178
Product Brand
sigma
CAS Number
151-50-8
Molecular Weight
65.12
Test | Specification |
|---|---|
| APPEARANCE (COLOR) | Colorless or White |
| APPEARANCE (FORM) | Crystals |
| ARGENTOMETR. TITRATION | 98.0 - 102.0 % |
| METAL TRACE ANALYSIS (ICP) | CORRESPONDS TO REQUIREMENTS |
| ALUMINIUM (ICP) | ≤ 5 mg/kg |
| BARIUM (ICP) | ≤ 5 mg/kg |
| BISMUTH (ICP) | ≤ 5 mg/kg |
| CALCIUM (ICP) | ≤ 50 mg/kg |
| CADMIUM (ICP) | ≤ 5 mg/kg |
| COBALT (ICP) | ≤ 5 mg/kg |
| CHROMIUM (ICP) | ≤ 5 mg/kg |
| COPPER (ICP) | ≤ 5 mg/kg |
| IRON (ICP) | ≤ 100 mg/kg |
| LITHIUM (ICP) | ≤ 5 mg/kg |
| MAGNESIUM (ICP) | ≤ 5 mg/kg |
| MANGANESE (ICP) | ≤ 5 mg/kg |
| MOLYBDENUM (ICP) | ≤ 5 mg/kg |
| SODIUM (ICP) | ≤ 5000 mg/kg |
| NICKEL (ICP) | ≤ 5 mg/kg |
| LEAD (ICP) | ≤ 5 mg/kg |
| STRONTIUM (ICP) | ≤ 5 mg/kg |
| ZINC (ICP) | ≤ 5 mg/kg |
| ARSENIC TRACES (MHS-AAS) | ≤ 0.1 mg/kg |
| TOTAL SULFUR AS SO4 (ICP) | ≤ 400 mg/kg |
| CHLORIDE (CL) | ≤ 200 mg/kg |
| SULFIDE (S) | ≤ 5 mg/kg |
| VARIOUS GUARANTEE LABEL TEST | Thiocyanate (SCN) ≤ 100mg/kg |
| SOLUBILITY (METHOD) | water 1M |
| APPEARANCE (SOLUTION) | CLEAR COLORLESS |
| PH (SOLUTION) | 11.0 - 13.0 |
| RESIDUE (FILTER TEST) | NO RESIDUE |
| UV - ABS. AT 260 NM | ≤ 0.06 |
| UV - ABS. AT 280 NM | ≤ 0.03 |
| RECOMMENDED RETEST PERIOD | 72 MONTHS |