Chromic Acid is most known for its use in the metal finishing (intermediate in chromium plating) industry. Other common uses are as a wood preservative, production of plastic products, ceramic glazes and to clean laboratory glassware. Chromic Acid is also used in Magnetic Tapes, as a Catalyst, in copper stripping, aluminum anodizing, as a corrosion inhibitor, in photography, as a purifying oil and acetylene , also as a oxidizer in organic synthesis. Physical And Chemical Properties Physical State: Odorless dark red deliquescent solid Melting Point: 197 �°C Boiling Point: Decomposes Specific Gravity: 2.70 Solubility in Water: Highly soluble PH: 0.20-2.0 depending on concentration NFPA Ratings: Health: 3; Flammability: 0; Reactivity:1 Flash Point: Not combustible Stability: Stable under ordinary conditions Sales Specification Appearance: Dark Red Flakes Chromic Acid: 99.7% SO42-: 0.05% Max Na+: 0.02% Max Substance insoluble in water: 0.01% Max Turbidity: 5.0% Max Iron(Fe): 0.005% Max Packing 110.23 Lb Drum, 18 Drums per Pallet DOT Transportation UN Number: 1463 Proper Shipping Name: Chromium Trioxide, Anhydrous Hazard Class: 5.1 (6.1, 8) Packing Group: II RQ
Chromic Acid
Assay(CrO3) 99.8%min Water insoluble matter 0.02%max Sulfate(SO4) 0.06%max Sodium (Na) 0.05%max Chloride(Cl) 0.005%max Iron(Fe) 0.005%max Packaging:In hermetic steel drums, net weight for each:25kg(Ï?330Ã?225mm),50kg(Ï?365Ã?435mm),100kg(Ï?430Ã?750mm),200kg(Ï?450Ã?1000mm)or 250kg(Ï?560Ã?890mm)
We are the leading exporter of chromic acid.We have been in this fields for many years,so we can supply you with higher quality and lower price. We have two kinds of chromic acid,99.7% and 99.5% min. 50kg net in iron drum 20mt/fcl.
Application Widely used in chromium plating, wood preservation, medicine, catalyst, pigment, oxidizing agent, glass coloring and mordant of textile etc. Also used as a material producing oxidative catalyst. Assay(CrO3) 99.8%min Water insoluble matter 0.02%max Sulfate(SO4) 0.06%max Sodium (Na) 0.05%max Chloride(Cl) 0.005%max
Items Specification Test result Appearance Dark red flakes Conform Content(cro3)% 99.8min 99.85 Sulpahte(so42-)% 0.03max 0.020 Sodium (na-)% 0.02max 0.015 Water insolubles% 0.01max 0.005 Turbidity% 5.0max 3.9 Iron(fe)% 0.005max 0.003 Chloride (cl-)% 0.007 max 0.005 Chromic acid (anhydride) Is widely used in electro-plating, wood anticorrosion, medicine, catalyst and pigment Packing : in iron blue and black drum of 25kg or 50kg net each Caution : do not store near foodstuffs or reductants, do not mix with inflammable substances. -
Chromic acid fog inhibitor fc-248 Inhibitor of chrome acid fog Tetraethyl ammonium, perfluorooctanesulfonate (fc-248) Cas:56773-42-3 Trade name: fc-248 Chemical name: tetraethylammonium perfluorooctanesulfonate Molecular formula :c16h20f17nso3 Molecular weight :629 Assay: 98% Appearance :white powder Surface tension: 22mn/m(0.1% aqueous solution) Application: 1. Used as chrome-fume suppressor for both decorative and functional chromium plating. (level of addition: 25mg~50mg/ liter ) 2. Used as wetting agent, leveling agent and antistatic agent for photographic paper and film 3. Used as wetting agent for glass etching and opacification baths 4. Used as wetting agent for acid baths for metal surface treatmentâ e.G. Anodizing baths, chromatizing baths. 5. Used as demould agent for plastic Package: 25kgs/drum Shipment: general chemicals.
Chromic acid(CAS:7738-94-5)
Electroplating Chemicals