PRODUCT NAME | Ethylene Diamine Tetraacetic Acid Tetrasodium (EDTA-4Na) | ||
QUANTITY | 20MT | PACKAGE | 25kg/bag |
BHTCH NO: | YR2021042416 | MFG DATE | EXP DATE 3YEARS |
TEST ITEM | STANDARD | TEST RESULT | |
APPEARANCE | White crystalline powder | White crystalline powder | |
рН 1% р-р 25°C | 10.5-11.5 | 11.2 | |
Purity % | ≥99.0 | 99.6 | |
Chelate Value(mg/g) | ≥220 | 225 | |
NTA% | ≤1 | 0.2 | |
Heavy metals (for ex, Pb) ppm | ≤0.001 | 0.0007 | |
Fe, % | ≤0.001 | 0.0008 | |
Chlorides, % | ≤0.001 | 0.0007 | |
Sulfate,% | ≤0.01 | 0.002 | |
TEST CONCLUSION | PASS |
PRODUCT NAME | Ethylenediamine tetraacetic acid disodium ( EDTA-2Na) | ||
QUANTITY | 30MT | PACKAGE | 25kg /bag |
BATCH NO: | YR2021021516 | MFG DATE | EXP DATE 3 YEARS |
TEST ITEM | STANDARD | TEST RESULT | |
APPEARANCE | White crystalline powder | White crystalline powder | |
рН 5% р-р 25°C | 4.0-5.0 | 4.3 | |
Purity % | ≥99.0 | 99.5 | |
Clarity test | PASS | PASS | |
Chelate Value(mg/g) | ≥260 | 265 | |
Heavy metals (as Pb) % | ≤0.001 | 0.001 | |
Fe, % | ≤0.001 | 0.001 | |
Chlorides, % | ≤0.05 | 0.01 | |
SO4,% | ≤0.001 | 0.0007 | |
NTA,% | --- | --- | |
TEST CONCLUSION | PASS |
PRODUCT NAME | Ethylene Diamine Tetraacetic Acid Tetrasodium SOLUTION 40% (EDTA-4Na liquid) | ||
QUANTITY | 25MT | PACKAGE | 1T/IBC |
BHTCH NO: | YR2020111418 | MFG DATE | EXP DATE 3YEARS |
TEST ITEM | STANDARD | TEST RESULT | |
APPEARANCE | Light yellow or amber liquid | Light yellow or amber liquid | |
рН 25°C | 11.0-12.0 | 11.7 | |
Concent % | 39.0-40.0 | 40.0 | |
Chelate Value(mg/g) | 102-110 | 110 | |
Heavy metals (for ex, Pb) | ≤0.001 | 0.0007 | |
Fe, % | ≤0.001 | 0.0008 | |
Chlorides, % | ≤0.05 | 0.007 | |
Sulfate,% | ≤0.001 | 0.0007 | |
NTA,% | ≤0.1 | 0.08 | |
Specific gravity 25/25ºC(g/ml) | 1.26-1.35 | 1.30 | |
Hazen | ≤200 | 190 | |
TEST CONCLUSION | PASS |