Application

• TMG 256 is a solid catalyst, which is used in esterification,transesterification and polycondensation reactions.
• TMG 256 gives good results in the production of polyesters and alkyds.
• The catalyst is used in concentrations between 0.06-0.1%.

Chemical
characteristics

Chemical Name	Monobutyltin oxide
Formula
Molecular weight	208.8
CAS No.	2273-43-0
Tin content	≥55.5%
Chloride content	≤1%

Physical
characteristics

State of aggregation	Powder
Color	White
Content of volatiles	≤1%

Storage

TMG 256 can be stored at least one year if kept closed in the original packaging.

Packaging

25kg/drum

Special advice for security
Information concerning:
• classification and labelling according to the regulations governing transport and hazardous chemicals
• protective measures for storage and handling
• safety measures in case of accident and fire
• toxicity and ecological effects
are given in our material safety data sheets