Apperance: Light yellow crystalline powder
Assay: 99.0% min
Loss on drying: 0.2% max
Melting point: 62.0-65.0 deg C
Burnt residue: 0.1%max
Heavy metals: 5ppm max
Specific extinction(E288): 630min
(E325) 410min.
1000kg per lot no.
Benzophenone 3 & 4
Benzophenone 3 & 4
Density 1.2 ± 0.1g /cm3 Boiling point 370.3 ±27.0 °C at 760 mmHg Melting point 62-64 °C(lit.) Molecular formula C14H12O3 Molecular weight 228.243 Flash point 140.5 ±17.2 °C Accurate mass 228.078644 PSA 46.53000 LogP 3.64 Appearance White to off-white or light yellow powder Vapor pressure 0.0 ±0.9 mmHg at 25 °C Refractive index 1.596 Storage condition It is packed in iron drum, sealed and kept dry. stability Non-flammable, non-corrosive, good storage stability. Water solubility < 0.1g /100 mL at 20 ºC Molecular structure 1, molar refractive index: 64.60 2, molar volume (cm3/mol) : 189.9 3. Isotropic specific volume (90.2K) : 498.5 4, surface tension (dyne/cm) : 47.4 5. Polarizability (10-24cm3) : 25.61 Quality manufacturers, service first, customer first, affordable, we have many other types of chemical products, if you need to contact us
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phenol 95 %
phenol 99 %
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whitening agent
bleaching powder
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c 9
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pigments red | green | blue
hpam (hydrolyzed form of polyacrylamide)
Services: Import | export | custom clearence
Buyer: Soda ash light, soda ash dense, caustic soda falkes
glycol, monomer, hydrocarbons, ketones, alcohols, other chemicals, intermediates, chlorides, coating raw materials, coating solvent/ isohexane, pigments
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Appearance: Light yellow crystalline powder Assay: í¦ 99.0% Loss on drying: í_ 0.5% Melting point: í¦ 195.0íp C Color: í_ 3.0 A1/1(345nm): í¦ 580 Turbidity: 12 NTU. 500kg per lot no
Appearance: White or Light yellow crystalline powder Assay: 99.0% min Loss on drying: 0.1% max. Melting point: 142.0íp C-146.0 íp C Specific Extinction (E290): 630 min. Gardner color: 3.0 max. PH: 6 Burnt Residue: 0.5 max Heavy Metals: 5 ppm max 500KG PER LOT NO
Apperance:Pale yellow liquid Assay:98%min Acidity: 0.18ml/g max Refractive Index: 1.561-1.571 Specific Gravity: 1.045-1.055 Specific Extenction(E1%,1cm): 340í_E303í+2í_370. 1000kg per lot no.
Appearance : White or light yellow crystalline powder Assay :99.0% min. Heavy metals :5ppm max. Colour (Gardner-10% aqueous solution) :1.0 max. Loss on drying a.5.0% max b. 3.0% max PH value :1.2-2.2 UV Absorbance Max @285nm 460 min. UV Absorbance Max @325nm 290 min. Melting Point (ípC) :140 min. Turbidity in water (EBC) :1.5 max 500KG per lot no.
Supplier: Octocrylene, etocrilene, benzophenone-1, benzophenone-2, benzophenone-3, benzophenone-4, benzophenone-5, benzophenone-6, benzophenone-9, benzophenone-12