Direct Blue 200
ENGLISH NAME:Direct Blue 4BL
C.I. NO.: Direct Blue 200
CAS NO: 72927-72-1
MOLECULAR FORMULA: C38H19Cu2N5Na4O16S4
MOLECULAR WEIGHT: 1148.89
C.I. NO.: Direct Blue 200
CAS NO: 72927-72-1
MOLECULAR FORMULA: C38H19Cu2N5Na4O16S4
MOLECULAR WEIGHT: 1148.89
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Direct Blue 200
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Product Details
ENGLISH NAME:Direct Blue 4BL
C.I. NO.: Direct Blue 200
CAS NO: 72927-72-1
EINECS NO: 277-020-3
MOLECULAR FORMULA: C38H19Cu2N5Na4O16S4
MOLECULAR WEIGHT: 1148.89
NO | Name of Item | Unit | Item of Provision | Result of Examination |
1 | Appearance |
| Blue Powder | Measure Up |
2 | Shade(compare with standard) |
| Similar~ Slight | Similar |
3 | Strength(is standard) | % | 100±3 | 100 |
4 | Moisture | % | ≤5.0 | 3.92 |
5 | Insoluble | % | ≤1.0 | 0.44 |
6 | Fineness(180μm residue on sieve) | % | ≤5.0 | Pass |
7 | Remarks | Qualified Product | ||
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