99.5% Natural Organic Skin Whitening Hydroquinone Powder CAS 123-31-9
Price | USD9.00 |
Packge | 1KG |
- Min. Order:1KG
- Supply Ability:10 ton
- Time:2021-12-01
Product Details
- Product Name Hydroquinone
- CAS No.123-31-9
- EINECS No.204-617-8
- MFC6H6O2
- MW110.11
- InChIKeyQIGBRXMKCJKVMJ-UHFFFAOYSA-N
- AppearanceNeedle-Like Crystals or Crystalline PowderWhite to off-white
- Melting point 172-175 °C(lit.)
- density 1.32
- Water Solubility 70 g/L (20 ºC)
- Boiling point 285 °C(lit.)
- storage temp. Store below +30°C.
Hydroquinone suppliers in China safe delievry
PRODUCT DISCRIPTION
Melting point | 172-175 °C(lit.) |
Boiling point | 285 °C(lit.) |
density | 1.32 |
vapor density | 3.81 (vs air) |
vapor pressure | 1 mm Hg ( 132 °C) |
refractive index | 1.6320 |
Fp | 165 °C |
storage temp. | Refrigerator |
solubility | H2O: 50 mg/mL, clear |
form | Needle-Like Crystals or Crystalline Powder |
pka | 10.35(at 20ºC) |
color | White to off-white |
Water Solubility | 70 g/L (20 ºC) |
Sensitive | Air & Light Sensitive |
use1
Used as imaging agents, dyes, and pharmaceutical raw materials. Hydroquinone is the herbicides quizalofop-p-ethyl, difluoxyp-ethyl, thiazoxypyr, fenoxaprop-p-ethyl, haloxyfop, and lactofop-p-ethyl The intermediates are also pharmaceutical and dye intermediates.
use2
Hydroquinone is mainly used as a photographic developer. Hydroquinone and its alkyl compounds are widely used as inhibitors added during monomer storage and transportation, and the commonly used concentration is about 200 ppm. Hydroquinone monomethyl ether is an intermediate of edible oil antioxidant BHA; hydroquinone dimethyl ether is an intermediate of dyes, organic pigments and fragrances; hydroquinone diethyl ether is an intermediate of photosensitive pigments and dyes . Hydroquinone is also used to make N,N'Chemicalbook-diphenyl-p-phenylenediamine, which is an antioxidant and deodorant used in rubber and gasoline.
use3
Used as an analytical reagent, reducing agent for copper and gold, and developer for colorimetric determination of phosphorus, magnesium, niobium, copper, silicon and arsenic. Polarographic and volumetric determination of iridium. Reducing agent of heteropoly acid, reducing agent of copper and gold. Test phosphate, tungstate, nitrate, nitrite and tellurium, etc.
use4
Photometric determination of phosphorus, magnesium, niobium, copper, silicon and arsenic; polarographic and volumetric determination of iridium; reducing agent of heteropoly acid; reducing agent of copper and gold; testing phosphate, tungstate, nitrate, Nitrite, tellurium, etc.; developer; antioxidant; desulfurizer for fertilizer industry; urea synergist
25kg/Drum
M
Company Profile Introduction
Hebei Crovell Biotech Co., Ltd. was founded in 2019 , located in Shijiazhuang city which is the capital of Hebei Province and hub sector among Beijing Tianjin and Hebei and has advantage of convenient transportation . Our company is a modern high-tech chemical enterprise with Research & Development, production and sales.
Our company has strong technical strength, advanced equipment, strict quality management system and high-quality aftersales service, adhers to the "customer first and forge ahead" business philosophy and insists on integrity as the company's survival. All for the customers’ satisfaction, all for the long term healthy development of the enterprise. In the past 2 more years, we have been strictly managing the whole trade process, focusing on every detail, providing customers with all-round services such as product purchase, R & D, quality control, logistics management and so on, and become reliable cooperation company and partner for our clients. Nowadays We formed large varieties, large scale, complete categories, refined degree, added value and high technology content product chain .There are several series including pharmaceutical products, food grade additives, industrial grade, fertilizer grade and mineral products.
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- Since:2019-01-04
- Address: 2-2-1901, Huachenglvzhou 1st Phase. No.169 Shengli Nan Street,Qiaoxi District ,Shijiazhuang city, H