医药化工产品

Chemical Name Copper Chromite Black Spinel
Color Index C I Pigment Black 28
C.I . No. 77428
Chemical Composition Cu/Cr/Fe Oxide
Model No. JF-B2851
Color Reference Mass Tone Tint Tone 1:4
Regulations
EU RoHS 2002/95/EC Compliant
EN71.3 EN71Part 3:1994 (A1:2000/AC2002) Compliant
US FDA 21 CFR 177.1520 Compliant
ASTM F963-08 (Clause 4.3.5) Compliant
Physical Properties

Appearance	Reddish Black powder
crystal form	Spinel Pattern
Mean particle size μm	0.58
Moisture Content	0.12%
Water soluble salt	0.18%
Oil Absorption g/100g	13.27
PH Value	6.5-7.0

Fastness Properties

Heat resistance（°C） ≥	1000
Light fastness (grade 1-8 )	8
Weather fastness (grade 1-5 )	5
Acid Resistance (grade 1-5)	5
Alkali Resistance (grade 1-5)	5

  .Remark: products patented are for R&D only and are permitted under 35 USC 271(e).
  .Patent products cannot be offered to the countries where patent law is in force.
   Final responsibility lies with the buyer exclusively.

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