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Manufacturers supply 99% Phthalic anhydride cas 85-44-9
1-9 Kilogram
$1.30
≥ 10 Kilogram
$1.15
- Item No. Phthalic anhydrideMOQ 1 Kilogram
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If over 500pcs, mass production will start until pre-production sample has been approved.
Est. 7 days production
Our advantages
High quality Phthalic anhydride 85-44-9
1.Competitive price
2.Fast Delivery Within 2 days
3.SGS , BV, GMP,ISO approve
4.Professional factory
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.
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.
| Item | Index of Phthalic Anhydride | ||
| 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 | - | - |
Qingdao xigema Chemical Co., Ltd. Import And Export Co., Ltd is is a global chemical industry manufacturers
and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals
and fine chemicals etc.The aim of xigema is a quality policy that "Elements in the system all have been satisfied,
Personnel has been trained; Every batch of material is checked,
Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time,
quality and reputation to increase market share and promote enterprise development.
The quality, colors and forms of our products have reached a high level in related chemical industry,
which relies on characteristic and advanced processing technology and it has gained a high
and reliable reputation from customers at both quality and services.
xigema has become the "Top 500 Chinese manufacturing companies","Top 20 of global chemical sales".
xigema has 21 subsidiaries and holding companies.
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