Hey,dear .
Good day!
We produce plastic additive UV 531( CAS 1843-05-6) , and as the biggest manufacture of BP 12 in China, Our Benzophenone 12, output 3000ton/year, stock 30tons. Make sure provide the goods fastly and stabley. And have a good quanlity with a competitive price. the purity is more than 99.6%, 450nm light transmittance is more than 99.5%,500nm light transmittance is more than 99.8%. And have the lowest price in the same industry in China.
and our second main product is Benzophenone 3 (131-57-7), purity is 99.9%. output 1000ton/year.
Sample is free. If you have any questions, please contact with me freely. thanks~