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Product Name: toluene diisocyanate, referred to as: TDI
CAS No. :584 -84-9
Use:
Used as chemical materials, and widely used to produce polyurethane foam plastic, polyurethane dope and others.
TDI80/20Qulaity index
No. |
Index name |
Quality index |
||
Excellent grade |
First grade |
Qualified |
||
1 |
Purity(wt%) |
≥99.5 |
≥99.0 |
≥98.5 |
2 |
Isomerism rate(2.4/2.6) |
80±1/20±1 |
80±1/20±2 |
80±1/20±2 |
3 |
Hydrolytic chlorine(wt%) |
≤0.01 |
≤0.01 |
≤0.01 |
4 |
Acidity(HCL)% |
≤0.004 |
≤0.005 |
≤0.01 |
5 |
Chroma(Hazen) |
≤30 |
≤40 |
≤50 |
TDI100Qulaity index
No. |
Index name |
Quality index |
|
Excellent grade |
First grade |
||
1 |
Purity(wt%) |
≥99.5 |
≥99.5 |
2 |
2,4-TDI content (wt%) |
≥98 |
≥95 |
3 |
Chroma(Hazen) |
≤40 |
≤40 |
4 |
Acidity(HCL)% |
≤0.005 |
≤0.005 |
5 |
Total chlorine(wt%) |
≤0.01 |
≤0.01 |
TDI65/35 Quality index
No. |
Index name |
Quality index |
1 |
Purity(wt%) |
≥99.5 |
2 |
2,4-TDI content(wt%) |
65±2 |
3 |
2,6-TDI content(wt%) |
35±2 |
4 |
Chroma(Hazen) |
≤30 |
5 |
Acidity(HCL)% |
≤0.005 |
6 |
Total chlorine(wt%) |
≤0.01 |
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