Factory Price Sell Chromium Oxide Green Powder with Chrome Oxide Green and 1308-38-9

• Classification: Chromium Oxide Green Powder
• Synonyms: Chromium Oxide Green Powder
• Appearance: Green Powder
• CAS No: 1308-38-9
• Molecular Formula: Cr2o3
• Molecular Weight: 151.99
• Model NO.: ES0867
• Einecs No: 2435 °c
• Melting Point: 4000 °c
• Density: 5.21
• Content: 99.9% Min
• Brand: Easchem
• Transport Package: Iron Drum or Jumb Bag or Packing as Per Request
• Specification: Chromium Oxide Green Powder
• Trademark: EASCHEM
• Origin: China
• Production Capacity: 10tons Per Month

Product Description

Product Description

Chromium Oxide Green

Product Character

Chemical Formula: Cr2O3, Molecular Weight 151.99. 

Dark Green Hexagonal Crystal Or Amorphous Olive-Green Powder With Metallic Sheen.

Specific Gravity: 5.21g/Cm3, Mons' Hardness: 8.5-9, Melting Point: 2226±25ºC. 

Insoluble In Water Or Acid. Soluble In Hot Alkali Metal Bromate Solution. Extremely Stable Against Light, Air, High Temperature And Corrosive Gases. High Covering Power.

Application

Chromic Oxide Green Is Mainly Used In Four Field: Metallurgy;Refractory Matter;Pigment(Ceramic, Paint Etc.);Grinding Materials. Also Can Be Used In The New Field Of Surface Melt Blowing Of The Metal And Ceramic;Producing Chromium Compound( Carbon,Nitrogen Etc.)

Packaging

In Paper-Plastic Composite Bags, Net Weight For Each: 25kg, Or 40kg.

Notice

Store In Dry Places, Avoid Moisture, Acid Mist And Sunlight. 

It Is Forbidden To Store With Foodstuffs And Acid Product.

Executive Standard

Feature		Index
Cr2O3(%)≥		99
Soluble Chromium(%)≤		0.03
Volatile at 105ºC(%)≤		0.3
Combustion Loss at 1000ºC(%)≤		1
Water soluble matter(%)≤		0.4
Cr(ppm)≤		will be satisfied with customers requirements
Residues(45um)(%)	1st grade	≤0.01
	2nt grade	0.01-0.1
	3rt grade	0.1-0.5
Color		can be negotiated
Tinting strength		can be negotiated
Dispersion		should be better than negotiated reference pigments(5.2)
PH of aqueous suspension		the discrepancy of PH with negotiated re
Oil absorption		the discrepancy should not be more than 15% of negotiated value
Acid ang alkali resistance		color's change should not be more than the one of negotiated reference pigments

Packaging & Shipping

Packing:	50KGs Iron Drum or 1000KGs Jumb Bag or packing as per request.
Storare:	Storing in sealed, dry and cool condition, not exposing to air for long time, avoiding moisture.
Characteristics:	Pink powder, slightly soluble in inorganic acid, insoluble in water.

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