Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Magnesium Chloride Hexahydrate FCC, USP GRADE
USP Grade · 46.63%
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS番号
- 7791-18-6
- 構造
構造・PubChem - グレード
- USP Grade · 46.63%
- Assay specification
- 98.0 - 101.0 percent
- Answer summary
Sample specification reference for Magnesium Chloride Hexahydrate FCC, USP GRADE. Source-record results are reference values, not measurements for your lot.
Last reviewed 2026-06-17 by Andre Taki, Chief Commercial Officer, DOT Hazmat–certified (49 CFR 172.704).
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay (MgCl2·6H2O), USP | 98.0 - 101.0 percent | 99.4 percent | Complexometric titration with 0.05 M edetate disodium VS, eriochrome black TS indicator, to a blue endpoint (1 mL = 10.17 mg MgCl2·6H2O) |
| Ammonium (NH₄) | ≤0.005 % | 0.00047 % | — |
| Barium | No turbidity is produced within 2 hours | Passes test | Dissolve 1 g in 10 mL water, add 1 mL of 2 N sulfuric acid; observe 2 hours |
| Calcium (Ca) | To pass test | Passes test | — |
| Description | Colorless flakes or crystals; hygroscopic; very soluble in water, freely soluble in alcohol | Passes test | Visual |
| Heavy metals | 20 µg/g max | NMT 5 | — |
| Identification (FCC) | A 1:10 aqueous solution gives positive tests for Magnesium and for Chloride | Passes test | Positive tests for Magnesium and for Chloride on a 1:10 aqueous solution |
| Insoluble matter | Max. 0.005% | 0.0007% | Gravimetric. |
| Lead (Pb) | ≤4 mg/kg | 0.09 mg/kg | — |
| Potassium | No turbidity is produced within 5 minutes | Passes test | Dissolve 5 g in 5 mL water, add 0.2 mL sodium bitartrate TS; observe 5 minutes |
| Sulfate (SO₄) | 0.03 % max | 0.0007 % | — |
| Iron (Fe) | Max. 0.001% (10 mg/kg) | 0.000046 % | Colorimetric, USP <241> / ICP-OES |
| Arsenic (as As) | Max. 3 mg/kg | 0.029 mg/kg | USP <211> / FCC arsenic limit test (or ICP-MS) |
Specification limits and source-record results are reproduced from the current product reference used by the TDS. This sample is not an issued certificate and does not identify a tested lot. Contact Alliance Chemical with the product and lot number for lot-specific documentation.
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