Company Information
We are Tianhezhongxin chemicals Export ang Import co, ltd based in Tianjin , China. We are member of Tradekey.com since May, 2010. Our business is related to Chemicals industry and we specifically deal in carbon black,aliminium sulphate,chrome green,calcium chloride,iron oxide red. Please find our product details below:
Sell maleic anhydride
Properties Unit Standard
Appearance = White flake or briquettes of crystal
Content(based on maleic anhydride) % ≥ 99.5
Iron Content (based on Fe) ppm ≤ 3
Molten Colour Pt-Co ≤ 25
Solidification Point ℃ ≥ 52.5
Ash % ≤ 0.005
According To According TO GB/T3676-2008
Sell formic acid
Main Specifications : 85% 90%
Synonyms: Methanoic Acid, Hydrogen Carboxylic Acid, Formylic Acid
Uses: Pharmaceutical, Pesticide, Chemical, Tanning, Textile, Rubber, Papermaking
Specification:
Items Specification
Purity 85%Min 90%Min
Colour Index Platinum Cobalt 10max ------
Sulphate as SO4% 0.002 max 0.001 max
Chloride as CL% 0.005max 0.003 max
Iron as Fe% 0.0005max 0.0004 max
Ignition Residue% 0.020max --------
Non-volatiles % --------- 0.020 max
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