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logo_Jiangsu Zhengdan Chemical Industry Co., Ltd.

Stock code : 300641

Hot products:Vinyltoluene (VT) , High-flash aromatic naphthas (SA) , Trimellitic anhydride (TMA)-White or yellowish Flake ,
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Trimellitic Anhydride(TMA-S1668)

Molecular formula:

C9H4O5

Structural formula:

 

CAS No.:

552-30-7

Properties:

Appearance: white flake or pastill solid. 

Density(20℃):1.54g/cm3

Advantages:no pungent odor,no dust,non-adhesion group,and good mobility.

Solubility:soluble in hot water,acetone,dimethyl formamide,and cyclohexanone.

Applications:

Used for special enviromentally-friendly plasticizers and high-performance specialty resins.

Packaging::

25kg paper composite bags, 500kg or 1000kg interior woven bags.

Quality index:

Item

Specification

Analysis methods

Appearance

white flake or pastille solid

Visual inspection

Acid value, mgKOH/g ≥

873.5

GB/T 23967

Anhydride content, wt% ≥

98.5

HPLC

Melting range, ℃ ≥

166-168

Q/ZDCI 101005

Melt coloration, (Pt-Co) ≤

110

GB/T 23967

PA content, mg/kg ≤

20

HPLC

PIA content, wt% ≤

0.25

HPLC

PTA content, wt% ≤

0.98

HPLC

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