10-1009 Kilograms
$6.50
≥1010 Kilograms
$6.30
Product name | Hydroquinone |
Synonyms | Quinol; 1,4-Benzenediol; 1,4-Dihydroxybenzene |
CAS No. | 123-31-9 |
EINECS | 204-617-8 |
Molecular formula | C6H6O2 |
Molecular weight | 110.11 |
Appearance | white crytal |
Density | 1.332 |
Assay | 0.99 |
Boiling point | 285-287 ºC |
Packing | 25kg/bag |
Application | Pharmaceutical Intermediate |
Content | 99.0%-101% |
Range of Melting Point | 171-175°C |
Test of Solubility in Dilute Acetic Acid | transparently colorless |
Residue on Ignition | ≤0.05% |
Heavy metals (as Pb) | ≤0.002% |
Iron | ≤0.002% |
Hydroquinone is organic compounds. Hydroquinone are two counterpoint of benzene compounds of hydrogen replaced by hydroxyl form. White crystalline. One 1 gram of hydroquinone toxic, and adult, can appear symptoms such as headache, dizziness, tinnitus, pale face. Hydroquinone in flame, high combustible.
Hydroquinone contact can react with strong oxidizer. Hydroquinone by high thermal decomposition let out poisonous gases. Hydroquinone is mainly used for making black and white contrast, anthraquinone dyes, azo dyes, rubber protective agent, stabilizer and antioxidant.
Qingdao Sigma chemical Co., Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma chemical Co., Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
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