| CAS No.: | 85-44-9 |
|---|---|
| Formula: | C8h4o3 |
| EINECS: | C8h4o3 |
| Type: | Pharmaceutical Intermediates |
| Appearance: | Powder |
| Quality: | Industrial |
| Samples: |
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| Customization: |
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Audited Supplier Phthalic anhydride is a white solid and is an important raw material in chemical industry, especially for the manufacture of plasticizers. Important plasticizer. Used in the paint industry; production of unsaturated polyester resins for the manufacture of insulating varnishes and glass fiber reinforced plastics, also for pharmaceutical synthesis
| CHECK ITEM | QUALITY INDEX | RESULTS |
| APPEARANCE | WHITE NEEDLE SHAPED CRYSTALS OR FLAKE-SHAPED SRYSTALS | WHITE NEEDLE SHAPED CRYSTALS |
| Fused chroma(Chroma No.) | ≤20 | 10 |
| Chroma of therma stability(Chroma No.) | ≤40 | 30 |
| Chroma of sulphuric acid(Chroma No.) | ≤40 | 20 |
| Free acid(Mass fraction)% | ≤0.10 | 0.028 |
| Purity% | ≥99.9 | 99.94 |
| Benzoic Acid% | ≤0.05 | 0.001 |
1.Why choose us?
With many year's experience on chemicals and exporting, we can provide top quality products, super service, competitive price and fast delivery.
2.What payment term are acceptable to us?
TT, LC, DP, West Union, Paypyl, etc
3.Is free sample avaliable?
Yes, free sample can be provided, but the courier cost is on your side.
4.What's the loading port and transporation method?
Qingdao, Shanghai, Dalian, Tianjin, Lianyungang, etc.
By sea, railyway, road, muti-model transporation.
5.Is a discount possible?
Yes, but it depends on the quantity, market price, etc.
6.How to learn more about our company?
Please click" Dongying City Longxing Chemical Co., ltd" on the right side
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Audited Supplier 
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