Phthalic Anhydride

Min.Order / FOB Price:Get Latest Price

1 Kilogram	FOB Price: USD 0.1000

1 Kilogram

FOB Price: USD 0.1000

Min.Order :1 Kilogram
Purity: 99.5%
Payment Terms : L/C,T/T

Keywords

85-44-9 phthalic anhydride o-Phthalic anhydride

Quick Details

Appearance:Powder or Flakes
Application:Many
PackAge:25KGS/Bag or 600KGS/Bag
ProductionCapacity:3000|Metric Ton|Month
Storage:Dry, Cool Place
Transportation:By Sea

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Description

Phthalic anhydride is a common laboratory chemical, Pthalic anhydride has been shown to be esterified with primary alcohols at room temperature. Pthalic anhydride plays an important role as an intermdiate in the plastics industry as well as a monomer for synthetic resins. It is also a precursor ot many dyes such as phthalein, phtalocyanine, rhodamine, fluorescein, and xanthene. Phthalic anhydride has also been used in the synthesis of primary amines.

specification

Item	Index of Phthalic Anhydride
Item	Top grade	First grade	Qualified product
Appearance	white scaly or crystalline powder		white scaly or crystalline powder with slight colors
molten Chroma(Chroma no. )≤	20	50	100
thermostable Chroma(Chroma no. )≤	50	150	-
Chroma of vitriol(Chroma no. )≤	60	100	150
crystallization point°C≥	130.5	130.3	130.0
Purity(mass fraction)%≥	99.50	99.50	99.00
Free acid(mass fraction)≤ %	0.20	0.30	0.50
Ash(mass fraction)%≤	0.05	-	-

Application

PAC is mainly used as the flocculating agent for the treatment of dringking water and industrial wastewater(such as oily wastewater, printing and dyeing water and pulping wastewater), and it is also applied in the treatment of high toxicity heavy metal and F-containing wastewater.