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Qinsun Instruments Co.,Ltd

Contact：qinsun

TEL： 13816217984

Email：info@standard-groups.com

Fax：+86-21-6420 0566

Address：No.258 Ban Ting road, Song Jiang district, Shanghai

Stabilizer products

Phthalic anhydride

TEL： 13816217984

Specifications：use for plasticizer manufacturing.

Product Identification:

CAS No.85-44-9

Molecular formula: C₈H₄O₃

Application:

1.use for plasticizer manufacturing.

2.Phthalic anhydride and polyols (such as glycerol, pentaerythritol) can generate polyarylate resin in condensation way, used in paint industry;

Specification:

ITEMS OF ANALYSIS	SPECIFICATION
APPEARANCE:	WHITE FLAKE OR CRYSTALLINE POWDER
MELTING COLOR(PT/CO)≤	20APHA Max.
HEATING COLOR(PT/CO)≤	50APHA Max.
SULPHURIC ACID CLOUR INDEX(PT/CO)≤	40APHA Max.
SOLIDIFICATION POINT	130.8Degree C Min
PURITY	99.50%Min.
FREE ACID	0.20%

Packing：

25kg/bag

Phthalic anhydride

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