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Commodity | Ammonium Thiosulfate Solution | Standard | GB/T 20433-2006/1SO 3619:1994 | ||
Quantity | 26tons | Packing: | IBC drum | ||
Sample Date | 2023.03.8 | Analysis Date | 2023.03.8 | ||
Batch no. | 2023030801 | Date of expiry | 2024.03.7 | ||
Items | Index | Result | |||
Appearance | Colorless clear liquid | Colorless clear liquid | |||
Assay,% | 59.0±0.5 | 59 | |||
Sulfite,% | ≤1.0 | 0.30 | |||
Alkalinity,meq/g | 0.1-0.66 | 0.34 | |||
Color(Pt-Co Scale) | 15 max | <5 | |||
Density at 20°C degrees C | 1.310-1.339 | 1.327 | |||
insoluble,% | ≤0.2 | <0.2 | |||
Sulfide as S,% | ≤0.0002 | <0.0002 | |||
Residue on ignition,% | ≤0.1 | <0.03 | |||
Heavy metal as Pb,% | ≤0.001 | <0.001 | |||
Iron,% | ≤0.00025 | <0.00003 | |||
conclusion | qualified |
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