Direct light- Fast Black G China Manufacturers, Suppliers
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Dyestuff & Pigment

Direct light- Fast Black G
Name:

Direct light- Fast Black G

No.: DP-058



GENERAL INFORMATION

• HS CODE

3204140000

• CAS NO

6428-31-5  

• GRADE

Technical Grade

• FORMULA

C34H27Na2O7S2

• MOLECULAR WEIGHT

657.68

 

PROPERTIES

• Appearance

Black powder

• Stability

Stable under normal temperature

 

SPECIFICATIONS

• Tue

To standard 100±3

• Intensity

Similar to standard

• Water insoluble substances

≤1%

• Moisture

≤6%

• Fineness (through 80 mesh sieve residue)

≤5%

 

APPLICATION

• Mainly used for cotton and viscose dyeing, as well as silk and leather; suitable for neural and weak alkali solution dyeing, can be used as the substitute of direct black BN.

 

PACKING

• 25kg 40kg per drum

 

STORAGE AND TRANSPORTATION

• Store in dry and ventilated place, avoid direct sunshine, moisture and heat. Handle carefully during transportation.

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