Product Name: Hydroquinone, HQ
Specifications: Hydroquinone/HQ 98.5%
Hydroquinone/HQ
1. CAS NO.: 123-31-9
2. Molecular formula: C9H6O4
Purity: 98.5%, 99%
3. Packing: 25kg/bag, 20MT/20’FCL
4. Specification: (1).Photo-taking grade (GB10552-89) Item Specification
Appearance White needle crystal
Hydroquinone (HOC6H4OH) content 99.0~101.0
Melting point 171° C~175° C
Solubility Qualified
Residue on ignition 0.05 max
Heavy Metal (based on Pb) 0.002 max
Iron (Fe) 0.002 max
(2).Technical grade
Item Specification
Appearance Grey or yellowish powdery crystal
Hydroquinone (HOC6H4OH) content 99% min
Melting point 169.5¡ æ min
Residue on ignition 0.3 max
5. Usage: Generally for photograph, dye, pesticide rubber, chemical industry, medicine, polymer retarder, desulphurization in fertilizer, urea synergist antioxidant, analyse chemical reagent and so on.
Acelin
Skype acelin04
Acelin at johnsonchem dot com
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