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Manufacturer supply high quality Phthalic anhydride with reasonable price and fast delivery !!
1-1000 Kilogram
$20.00
≥ 1001 Kilogram
$1.00
- Item No.Phthalic anhydrideMOQ1 Kilogram
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If over 500pcs, mass production will start until pre-production sample has been approved.
Est. 7 days production
| 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. |
| 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 | - | - |
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.
| Application | 1.It is used as organic solvent, spray paint artificial leather and spices such as raw materials. | |||||
| 2.It is used as flavouring agent. | ||||||
| 3.It is used as standard substances and solvent for chromatographic analysis . | ||||||
| 4.It is used for synthesis of perfume. | ||||||
| 5.It is used for separation of lithium chloride from alkali metal chloride. | ||||||
| 6.It is used in paint coating. | ||||||
| 7.It is used for oil extraction agent. | ||||||
Qingdao Sigma Chemical Co.,Ltd 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 Qingdao Sigma Chemical Co.,Ltd 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.
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