What is Phenolphthalein?
Phenolphthalein irritating laxatives, the main role in the large intestine. After oral administration in the intestinal alkaline environment to form soluble sodium salt, stimulate the plexus wall plexus, a direct role in the intestinal smooth muscle, so that peristalsis increased. At the same time phenolphthalein and inhibit intestinal absorption of water, so that water and electrolyte accumulation in the colon, resulting laxation effect. The role of strength and intestinal size of alkaline, and its role in mild, rarely cause intestinal spasm.
Phenolphthalein is a kind of chemical product, which is crystal powder and almost insoluble in water. It is colorless in acidic and neutral solutions and purplish red in alkaline solutions. It is often used to detect acid and alkali.
In addition, the main uses of phenolphthalein are as follows:
(1) Pharmaceutical industry pharmaceutical raw materials: Pharmaceutical laxatives, can stimulate the intestinal wall, cause intestinal peristalsis, promote defecation. It is suitable for habitual intractable constipation, and has various dosage forms such as tablets and suppositories;
(2) For organic synthesis: it is mainly used for the synthesis of plastics, especially for the synthesis of diazaphthalone poly (aryl ether ketone) and poly (aryl ether ketone). Due to its excellent heat resistance, water resistance, chemical corrosion resistance, heat aging resistance and good processability, many fibers, coatings and composite materials made from it are widely used in electronic and electrical appliances and mechanical equipment Transportation, aerospace, Atomic Energy Engineering, and other fields;
(3) For alkali indicator, indicator for non-aqueous solution titration, reagent for chromatography
1. Applied in Pharmaceutical industry;
2. Applied in Chemical industry;
3. Applied in Laboratory research
Packing
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1kg/bag ,25kg/bag;25kg/drum; according to your requirements
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Transit
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Fedex, TNT,DHL,EMS,and so on.
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Port
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Shanghai/Tianjin/Dalian/Beijing/Xi'an
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Lead Time
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3-5 working days upon received the payment
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For mass orders, it will be delivered by air or sea.
Depending on your location, please allow 1-5 business days for your order to arrive.
For small order, please expect 3-7 days by UPS DHL EMS.
For mass order, please allow 5-8 days by Air, 15-30 days by Sea. |
Hefei Joye import export Co.,ltd is trading system gradually mature stable, scale, expanding opening flexible, the godfather management, Its marketing network, good business reputation has been praised by customers. The company has already established marketing channels with many manufactures and customers all over the world.
We are specialized in Chemical raw materials: API, Pharmaceutical intermediates, Plant extracts, Health care ingredient, Vitamin,Food additives and Cosmetic additives. These products are widely used in pharmaceutical industry, chemical industry, food industry and other industries. Welcome to consult us. Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
1. What's the MOQ?
Usually1kg. It is based on the different product. Some are lg and some are 1 ton. Please be free to consult our salesman.
2. What's the shipping time?
If in stock, we will ship it out immediately. By FedEx will be 3~5 days to you.
3. If I need less than the MOQ, is it possible?
Yes. Please be free to consult our salesman.
4. Can you supply the free sample?
Usually it is possible. but the shipping cost be paid bycustomers. It based on the differentproduct.Please be free to consult our salesman.
5. How to store the product?
Store in cool and dry place. It must be in well closed containers. The shelf life will be 2 years.
6. What's your main payment method?
T/T, trade assurance, west union, money gram.
7: Do you have COA, MSDS, co, Health certificate, form 9 or other certificate?
Yes, we have. pls be free to contact us to get updated one.