|Chinese name: phenolphthalein
English name: Phenolphthalein
Don't say: noonov Lin
Chemical formula: C20H14O4
Molecular weight: 318.32
CAS login number: 77-09-8
EINECS login no. 201 -004-7
Melting point: 258-263 ℃
Boiling point: 548.7 ℃ at 760 MMHG
Water solubility: < 0.1 g / 100mL
Tightness: 1.323 g/cm3
Exterior view: white powder
Flash point: 299.7 ℃
Should be used: ph indicator
The main purpose of phenolphthalein is:
(1) pharmaceutical industry pharmaceutical raw materials: medicine laxatives, can stimulate the intestine wall, cause the crawling of the intestine to promote defecation. It is suitable for the habitual obstinate constipation, the various dosage forms such as tablet, suppository, etc.
(2) : used for organic synthesis is mainly used in synthetic plastics, especially the synthesis of dinitrogen miscellaneous naphthalene poly (aryl ether ketone ketone polymer poly (aryl ether ketone, this kind of polymer because it has excellent heat resistance, water resistance, chemical corrosion resistance, heat aging resistance and good processing formability, fiber, coating and made of the composite materials is widely applied in many areas, such as electronic appliances, mechanical equipment, transportation, aerospace, nuclear engineering and military and other fields;
(3) it is used for alkali indicator, non-aqueous titration of indicator, color layer analysis with reagent.
Shanxi liuqing pharmaceutical co., LTD. Is the largest manufacturer of phenolphthphthphthphthphthphthphthphthphthphthphthphthphthphthphthphthphthphthphthphthphthphthphthphthphthphthphth At home and abroad product production technology leads, the product quality is the best, the market share is the largest, is the production of phenolphthalein product the earliest GMP authentication enterprise. My company will with specializing in the production of phenolphthalein technical strength, high quality products, flexible mode of operation, excellent service, offer the phenolphthalein, yellow phenolphthalein products to you. We are willing to cooperate with friends from all walks of life and develop together!
Phenolphthalein quality standards
Name: phenolphthalein GMP certificate number: jin K0222
Approval: national drug, H14021915 conforming to the pharmacopoeia: CP2015 / USP23 / BP2013 / EP8.0