Certificate of Analysis
| Product: | Gold Chloride (Yellow) Sodium Salt | |
| Code: | HC8705 | |
| Lot: | 230547 | |
| Issue Number: | 1 | |
| Issue Date: | 13/07/2023 | |
| Expiry Date: | 2026/05 | |
| Date of Production: | 17/05/2023 | |
| Storage: | Store in a cool, dry, well-ventilated place away from direct sunlight. | |
| HC8705 is a yellow crystalline coloured powder and is suitable for use in "toning" to improve the optical definition of tissue sections stained with silver. Typical product assay Gold: 49.02% w/w Metallic Impurities: Silver 8 ppm wrt sample Iron 4 ppm wrt sample Palladium 26 ppm wrt sample Also tested for the presence of, but NOT detected: Aluminium Copper Ruthenium Arsenic Indium Antimony Boron Potassium Selenium Barium Magnesium Silicon Bismuth Manganese Tin Calcium Nickel Strontium Cadmium Lead Tellurium Cobalt Platinum Zinc Chromium Rhodium | ||
| This product has been checked against the current TCS specification for the following test(s): | ||
| Result | ||
| Visual QC check | SOP Manual 6 | Conforms |
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For professional use only. |
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TCS Biosciences Ltd 
