- Phone
-
Address
Fenghe Road, Lianhu District, Xi'an City
Product Categories
Xi'an Jinxiang Medicinal Accessories Co., Ltd
Pharmaceutical grade (injection) polysorbate 20 500g/bottle for shipping
NegotiableUpdate on 06/13
- Model
- Nature of the Manufacturer
- Producers
- Product Category
- Place of Origin
Overview
Pharmaceutical grade (injection) polysorbate 20 500g/bottle shipping $r $n Xi'an Jinxiang Pharmaceutical Accessories Co., Ltd.'s business covers the supply of raw and auxiliary materials for manufacturing and production processes in the pharmaceutical industry, healthcare manufacturing industry, domestic key pharmaceutical research and development institutions, pharmaceutical research centers, traditional Chinese and Western medicine specialty hospital preparation centers, various skin specialty hospitals, and other fields. Committed to providing more high-quality sources of goods for domestic customers in the fields of medicine, disinfection, food, cosmetics, chemicals, agriculture, etc. We warmly welcome customers from all fields across the country to communicate and negotiate cooperation.
Product Details
Pharmaceutical grade (injection) polysorbate 20 500g/bottle for shipping
Polysorbide ester20
[9005-64-5]
This product is a polyoxyethylene synthesized by the polymerization of Yueguishan Litan and epoxyethane20Laurel Yamanashi Tan.
【 Appearance 】 This product is a light yellow or yellow viscous oily liquid.
This product is easily soluble in water, ethanol, methanol, or ethyl acetate.
Relative density of this productfor1.09～1.12.
Viscosity: The kinematic viscosity of this product, in25℃When the inner diameter of the capillary tube is2.0mmOr suitable capillary inner diameter) is250～400mm2/s.
Moisture content: Take this product according to the moisture determination methodMeasurement, moisture content should not exceed3%.
Burning residue: Take this product1.0gInspect in accordance with the lawNo residue shall be left behind0.25%.
The residue left under the ignition residue of heavy metals shall be inspected in accordance with the lawThe content of heavy metals shall not exceed 10 parts per million.
The fatty acid composition of this product is approximately0.1g, set up50mlIn a conical flask, add2%*Methanol solution2ml, in65℃Heating and refluxing in a water bath30Minutes, cool down, add14%methanol solution2mlHeat and reflux in a water bath30Minutes, cool down, add n-heptane4mlContinue heating and refluxing in the water bath5Minutes, cool down, add saturated sodium chloride solution10mlShake and let stand to separate layers, take the upper liquid and wash with water3Every time, every time4mlAfter the upper layer liquid is dried without water, it is used as the test solution.
[Category] Emulsifiers, Wetting Agents, Stabilizers, etc.
[Storage] Store in a dark and sealed manner.
Pharmaceutical grade (injection) polysorbate 20 500g/bottle for shipping
