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1,3 CHD (1,3 Cyclohexanedione)
Test |
Limits |
Method Ref. |
| Appearance |
Light Yellow to beige coloured powder |
Visual |
| LOD at 70°C |
0.50% w/w Max. |
NQA 513 |
| Melting Point |
101 to 106°C |
NQA 517 |
| Ash Content |
0.5 % w/w Max. |
NQA 532 |
| 1,3 – CHD (by HPLC) |
98.5 % Min. |
NQA 969 |
| Resorcinol (by HPLC) |
0.20 % Max. |
NQA 969 |
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