dye|World dye variety

Name:C.I.Direct Black 38,C.I.30235

Molecular Structure: trisazo class

C.I.Direct Black 38,C.I.30235,CAS 1937-37-7,781.73,C34H25N9Na2O7S2,Direct Black BN,Direct Black BRN,Direct Black BX,Direct Black EX,Direct Black RN

Molecular Formula:C₃₄H₂₅N₉Na₂O₇S₂

Molecular Weight: 781.73

CAS Registry Number:1937-37-7 Read the rest of this entry »

Name:C.I.Direct Black 36,C.I.31665

Molecular Structure: trisazo class

C.I.Direct Black 36,C.I.31665,CAS 6360-26-5,720.65,C28H22N10Na2O7S2,Direct Blue Black 3RC,Atul Direct Black NB-ER

Molecular Formula:C₂₈H₂₂N₁₀Na₂O₇S₂

Molecular Weight: 720.65

CAS Registry Number:6360-26-5 Read the rest of this entry »

Name:C.I.Direct Black 34,C.I.35075

Molecular Structure: Multi-azo class

C.I.Direct Black 34,C.I.35075,CAS 6473-08-1,915.87,C40H31N13Na2O7S2,Chrome Leather Black A

Molecular Formula:C₄₀H₃₁N₁₃Na₂O₇S₂

Molecular Weight: 915.87

CAS Registry Number:6473-08-1 Read the rest of this entry »

Name:C.I.Direct Black 32,C.I.35440

Molecular Structure: Multi-azo class

C.I.Direct Black 32,C.I.35440,CAS 6428-38-2,1172.08,C48H40N13Na3O13S3,Direct Black 2B,Direct Fast Black NRA,Direct Black BO

Molecular Formula:C₄₈H₄₀N₁₃Na₃O₁₃S₃

Molecular Weight: 1172.08

CAS Registry Number:6428-38-2 Read the rest of this entry »

Name:C.I.Direct Black 30,C.I.23675

Molecular Structure: Double azo class

C.I.Direct Black 30,C.I.23675,CAS 6459-98-9,782.75,C36H28N6Na2O8S2,Azo Black Blue B

Molecular Formula:C₃₆H₂₈N₆Na₂O₈S₂

Molecular Weight: 782.75

CAS Registry Number:6459-98-9 Read the rest of this entry »