Factory Price Optical Brightener Er-330 C.I.199 - MTHPA Methyltetrahydrophthalic Anhydride – DEBORN

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Factory Price Optical Brightener Er-330 C.I.199 - MTHPA Methyltetrahydrophthalic Anhydride – DEBORN Detail:

Introduction
Synonyms: Methyltetrahydrophthalic anhydride; Methyl-4-cyclohexene-1,2-dicarboxylic anhydride; MTHPA cyclic, carboxylic, anhydrides
CAS NO.: 11070-44-3
Molecular Formula: C9H12O3
Molecular Weight: 166.17

Product Specification

Appearance	slightly yellow liquid
Anhydride Content	≥41.0%
Volatile Content	≤1.0%
Free Acid	≤1.0 %
Freezing Point	≤-15℃
Viscosity(25℃)	30-50 mPa•S

Physical And Chemical Characteristics

Physical State(25℃)	Liquid
Appearance	slightly yellow liquid
Molecular Weight	166.17
Specifical Gravity(25/4℃)	1.21
Water Solubility	decomposes
Solvent Solubility	Slightly Soluble: petroleum ether Miscible: benzene, toluene, acetone, carbon tetrachloride, chloroform, ethanol, ethyl acetate

Applications
Epoxy resin curing agents, solvent free paints, laminated boards, epoxy adhesives, etc.

Packing
Packed in 25 kg plastic drums or 220kg iron drums or iso tank.

Storage
Store in cool, dry places and keep away from fire and moisture.

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