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Sudan black B
C.I NO: 26150
C
29
H
24
N
6
CAS-No: 4197-25-5
EC-No: 224-087-1
EC index No: -
M= 456.54 g/mol
Soluble in H
2
O Insoluble in water
Colour: Black
Odour: Odorless
pH value Not applicable
Melting point: 120 - 124°C
-
H-STATEMENT/EUH: -
HS-CODE: 3204 1600
LGK: -
970.D01
Sudan black B -
(C.I.26150) for microscopy
Specification
Appearance
Black powder
Dye content
60 %
Absorption maximum
(in ethanol 95 %)
596 - 605 nm
Loss on drying (50 °C/0.05 mm Hg)
5 %
Suitability for microscopy
passes test
catalogue
number
970.D01.0010
970.D01.0025
970.D01.0050
970.D01.0100
packing
specs
plastic bottle
plastic bottle
plastic bottle
plastic bottle
pack
in box
6 pieces
6 pieces
6 pieces
6 pieces
weight
in pack
10 g
25 g
50 g
100 g
Sudan III
C.I NO: 26100
C
22
H
16
N
4
O
CAS-No: 85-86-9
EC-No: 201-638-4
EC index No: -
M= 352.39 g/mol
Soluble in H
2
O Insoluble in water
Colour: Dark red powder
Odour: Odorless
pH value Not applicable
Melting point: 199°C
-
H-STATEMENT/EUH: -
HS-CODE: 3204 1900
LGK: -
970.D02
Sudan III -
(C.I.26100) for microscopy
Specification
Appearance
Dark red powder
Dye content
85 %
Absorption maximum
508 - 512 nm
Loss on drying (at 110°C)
2 %
catalogue
number
970.D02.0010
970.D02.0025
970.D02.0050
970.D02.0100
packing
specs
plastic bottle
plastic bottle
plastic bottle
plastic bottle
pack
in box
6 pieces
6 pieces
6 pieces
6 pieces
weight
in pack
10 g
25 g
50 g
100 g
Sudan IV
C.I NO: 26105
C
24
H
20
N
4
O
CAS-No: 85-83-6
EC-No: 201-635-8
EC index No: -
M= 380.44 g/mol
Soluble in H
2
O Insoluble in water
Colour: Dark red powder
Odour: Odorless
pH value Not applicable
Melting point: 199°C
Irritant
H-STATEMENT/EUH: H319;315 / P280;
264;302+352;332+313;305+351+338;363
HS-CODE: 3204 1600
LGK: -
970.D03
Sudan IV -
(C.I.26105) for microscopy
Specification
Appearance
Dark red powder Absorption maximum in Toluene 520 - 523 nm
catalogue
number
970.D03.0010
970.D03.0025
970.D03.0050
970.D03.0100
packing
specs
plastic bottle
plastic bottle
plastic bottle
plastic bottle
pack
in box
6 pieces
6 pieces
6 pieces
6 pieces
weight
in pack
10 g
25 g
50 g
100 g