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By certification 
Properties
CAS number: 98-73-7
Molecular formula: C11H14O2
Molecular weight: 178.23
Description: PTBBA is Colorless needle crystal or crystalline powder, Soluble alcohol and benzene.
Item |
Unit |
Specification |
Result |
Appearance |
/ |
White crystalline |
White crystalline |
Purity |
% |
99.0 Min. |
99.85 |
Melting point |
℃ |
164-166 |
165.7 |
Acid value |
mgKOH/g |
312-315 |
314.65 |
Iron content |
ppm |
3.0 Max. |
0.018 |
Water content |
% |
0.1 Max. |
0.037 |
Ash content |
% |
0.01 Max. |
0.0041 |
Color |
Hazen |
20 Max. |
9 |
Uses: PTBBA is used as medium in organic synthesis, food preservatives, heat stabilizer for PVC etc. Nucleating agent for polypropylene.
Packing: in 25kg bags on pallets. 15mt/FCL.
HS Code: 29163990.90
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