-
Based on Materials
-
Disperse Dyes
-
High Fastness Disperse Dyes
- Disperse Yellow SF-6G 200%
- Disperse Golden Yellow SF-3RN 200%
- Disperse Orange SF-GL 200%
- Disperse Orange HF-YL 200%
- Disperse Red HF-YR 200%
- Disperse Red HF-RN 200%
- Disperse Brilliant Red SF-B 200%
- Disperse Red SF-4BN 200%
- Disperse Red SP-B 200%
- Disperse Blue SF-G 200%
- Disperse Blue SF-R 200%
- Disperse Blue SF-RG 200%
- Disperse Blue HF-RB 200%
- Disperse Black SF-RG 200%
- Disperse Black SF-R 200%
- Disperse Black HF-BG 300%
- High Wet Fastness Disperse Dyes
- Super High Wet Fastness Disperse Dyes
- Trichromatic Disperse Dyes
- Fluorescent Disperse Dyes
- Alkali Resistant Disperse Dyes
- Environment-Friendly Disperse Dyes
- High Wash Fastness Disperse Dyes
- General Disperse Dyes
- Other Disperse Dyes
-
High Fastness Disperse Dyes
- Reactive Dyes
- Acid Dyes
- Direct Dyes
- Basic Dyes
- Solvent Dyes
- Vat Dyes
- Mordant Dyes
- Sulphur Dyes
- Fluorescent Dyes
-
Pigments
- Blue Pigments
- Orange Pigments
- Red Pigments
- Violet Pigments
- Yellow Pigments
- Brown Pigments
- Green Pigments
- Chrome Series
-
Iron Oxide Series
- Iron Oxide Red 101
- Iron Oxide Red 110
- Iron Oxide Red 120
- Iron Oxide Red 130
- Iron Oxide Red 140
- Iron Oxide Red 160
- Iron Oxide Red 180
- Iron Oxide Red 190
- Iron Oxide Yellow 311
- Iron Oxide Yellow 313
- Iron Oxide Yellow 586
- Iron Oxide Yellow 810
- Iron Oxide Yellow 920
- Zinc Ferrite Yellow
- Iron Oxide Green 835
- Iron Oxide Green 5605
- Iron Oxide Orange 960
- Iron Oxide Orange 2040
- Iron Oxide Brown 600
- Iron Oxide Brown 610
- Iron Oxide Brown 663
- Iron Oxide Brown 686
- Iron Oxide Brown 841
- Iron Oxide Black 318
- Iron Oxide Black 330
- Iron Oxide Black 722
- Iron Oxide Black 740
- Iron Oxide Black 750
- Iron Oxide Black 770
- Manganese Ferrite Black
- Iron Oxide Blue 103
- Iron Oxide Blue 105
- Carbon Black
- Titanium Dioxide
- Milori Blue
- Ultramarine Blue
- Others
- Dye Intermediates
-
Disperse Dyes
-
Based on Applications
-
Dyes for Ink
- Fast Yellow G
- Fast Yellow 10G
- Benzidine Yellow G
- Benzidine Yellow XL
- Benzidine Yellow W
- Benzidine Yellow R
- Benzidine Yellow B
- Permanent Yellow GR
- Permanent Yellow TXL
- Permanent Yellow GR-W
- Permanent Yellow GS
- Permanent Yellow 5GF-180
- Permanent Yellow 2G
- Permanent Yellow 5GX-TR
- Permanent Yellow 5GX-OP
- Benzidine Yellow 10G
- Permanent Yellow HR
- Permanent Yellow HRA
- Permanent Yellow HR-02
- Permanent Yellow HR-03
- Permanent Yellow HR-04
- Permanent Yellow HR-05
- Permanent Yellow HR-06
- Permanent Yellow HR-07
- Permanent Yellow H110
- Permanent Yellow HR-70
- Permanent Yellow H111
- Permanent Yellow TR
- Isoindolinone Yellow 2R
- Fast Yellow 4G
- Benzimidazolone Yellow H4G
- Benzimidazolone Yellow H3G
- Benzidine Yellow LBS
- Benzidine Yellow LBE
- Benzidine Yellow GRX
- Benzimidazolone Yellow HG
- Permanent Orange 8005
- Permanent Orange G
- Benzidine Orange R
- Permanent Orange OP
- Permanent Orange TR
- Naphthol Red F2RK
- Fast Scarlet 2R
- Fast Brilliant N
- Fast Red BBN
- Fast Red BBC
- Fast Red 2BXL
- Fast Red 2BP
- Fast Red BBS
- Fast Red 2BSP
- Fast Red BBM
- Lithol Scarlet Red R
- Lithol Scarlet Red W
- Lake Red C
- Lake Red W
- Lake Red XL
- Lithol Rubine L4BW
- Lithol Rubine L4BD
- Lithol Rubine L4BA
- Lithol Rubine L4BN
- Lithol Rubine L4BE
- Lithol Rubine L4BMB
- Lithol Rubine L4BGL
- Fast Pink Toner
- Permanent Red FGR
- Quinacridone Magenta 1221
- Quinacridone Magenta 1222
- Naphthol Red FBB-01
- Naphthol Red FBB-02
- Naphthol Red F5RK
- Naphthol Red F5RK-W
- Naphthol Red F5RK-S
- Naphthol Red F5RK-Y
- Benzimidazolone Carmine Red HF3C
- Benzimidazolone Carmine Red HF4C
- DPP Red 254
- Naphthol Red F7RK
- Phthalo Blue BGS
- Phthalo Blue BGNCF
- Indanthrone Blue A3R
- Phthalo Green G
- Quinacridone Violet
- Permanent Violet RL
- Permanent Violet BL
-
Dyes for Paint & Coating
- Fast Yellow G
- Fast Yellow 10G
- Benzidine Yellow G
- Benzidine Yellow XL
- Benzidine Yellow W
- Benzidine Yellow R
- Benzidine Yellow B
- Permanent Yellow GR
- Permanent Yellow TXL
- Permanent Yellow GR-W
- Permanent Yellow GS
- Permanent Yellow 5GF-180
- Permanent Yellow RN
- Permanent Yellow 5GX-TR
- Permanent Yellow 5GX-OP
- Benzidine Yellow 10G
- Permanent Yellow HR
- Permanent Yellow HRA
- Permanent Yellow HR-02
- Permanent Yellow HR-03
- Permanent Yellow HR-04
- Permanent Yellow HR-05
- Permanent Yellow HR-06
- Permanent Yellow HR-07
- Permanent Yellow H110
- Permanent Yellow HR-70
- Permanent Yellow H111
- Permanent Yellow TR
- Isoindolinone Yellow 2RLT
- Isoindolinone Yellow 3RLT
- Isoindolinone Yellow 2R
- Isoindolinone Yellow 3R
- Benzimidazolone Yellow H4G
- Benzimidazolone Yellow H3G
- Benzidine Yellow LBS
- Benzidine Yellow LBE
- Benzidine Yellow GRX
- Benzimidazolone Yellow HG
- Fast Yellow RP
- Permanent Orange 8005
- Permanent Orange G
- Benzidine Orange R
- Permanent Orange OP
- Permanent Orange TR
- Naphthol Red F2R
- Toluidine Red RN
- Fast Scarlet 2R
- Fast Red BBN
- Fast Red BBC
- Fast Red 2BP
- Fast Red 2BSP
- Fast Red BBM
- Lithol Scarlet Red R
- Lithol Scarlet Red W
- Lake Red C
- Lake Red W
- Lake Red XL
- Lithol Rubine L4BW
- Lithol Rubine L4BD
- Lithol Rubine L4BE
- Lithol Rubine L4BGL
- Lithol Rubine L4BP
- Permanent Red FGR
- Quinacridone Magenta 1221
- Quinacridone Magenta 1222
- Naphthol Red FBB-01
- Naphthol Red FBB-02
- Naphthol Red F2RK
- Naphthol Red F3RK
- Naphthol Red F5RK
- Naphthol Red F5RK-W
- Naphthol Red F5RK-S
- Naphthol Red F5RK-Y
- Benzimidazolone Carmine Red HF4C
- DPP Red 254
- Naphthol Red F7RK
- Phthalo Blue BGS
- Indanthrone Blue A3R
- Phthalo Green G
- Quinacridone Violet
- Permanent Violet RL
- Permanent Violet BL
-
Dyes for Plastic
- Benzidine Yellow G
- Permanent Yellow GR
- Permanent Yellow 2G
- Benzidine Yellow 10G
- Permanent Yellow HR
- Permanent Yellow HR-02
- Permanent Yellow HR-04
- Permanent Yellow HR-06
- Permanent Yellow HR-07
- Permanent Yellow H110
- Permanent Yellow H111
- Permanent Yellow TR
- Isoindolinone Yellow 2RLT
- Isoindolinone Yellow 3RLT
- Isoindolinone Yellow 2R
- Benzimidazolone Yellow H4G
- Benzimidazolone Yellow HG
- Fast Yellow RP
- Permanent Orange G
- Benzidine Orange R
- Permanent Orange TR
- Fast Red BBN
- Fast Red BBC
- Fast Red 2BP
- Fast Red BBS
- Fast Red 2BSP
- Fast Red BBM
- Lake Red CP
- Lithol Rubine L4BP
- Quinacridone Magenta 1222
- Naphthol Red FBB-02
- Naphthol Red F3RK
- Naphthol Red F5RK
- Naphthol Red F5RK-P
- Naphthol Red F5RK-Y
- Benzimidazolone Carmine Red HF3C
- Benzimidazolone Carmine Red HF4C
- DPP Red 254
- Phthalo Blue BGS
- Indanthrone Blue A3R
- Phthalo Green G
- Quinacridone Violet
- Permanent Violet RL
- Permanent Violet BL
-
Dyes for Paper
- Yellow 2G
- Yellow GR
- Yellow N-G
- Yellow 3GN
- Yellow N-HUA
- Yellow N-HER
- Yellow HR
- Yellow 6GFN
- Yellow 5R
- Yellow 4GF
- Yellow 5GF
- Yellow GC
- Yellow N-HP
- Yellow N-O
- Yellow N-HG
- Yellow FR
- Orange N-CHE
- Orange RTG
- Orange 6R
- Orange 2RFN
- Orange RA
- Orange GGL
- Orange N-CHEN
- Red 4B
- Red EB
- Red N-BG
- Red FGR
- Red 3B
- Red GGR
- Red N-BF
- Red N-HO
- Brown T
- Brown R
- Brown N-ZS
- Blue AN
- Blue 2BG
- Blue BL
- Blue BF
- Blue N-CL
- Blue 3RFN
- Blue BGS
- Blue GNS
- Blue GDF
- Blue 2RB
- Blue 2R
- Blue N-CUL
- Blue R-L
- Green BG
- Green G
- Violet M
- Violet 5BF
- Violet BV
- Violet BK
- Violet 3B
- Violet BN
- Violet RL
- Violet B-L
- Violet CN
- Violet FCN
- Black NCN
- Black HEF
- Black SP
- Black G
- Black GN
- Black RF
- Black GF
- Dyes for Leather
- Textile Auxiliaries
-
Dyes for Ink
-
Natural Dye Extracts
- Sumac Powder
- Cutch Extract
- Tara Powder
- Myrobalan Extract
- Quebracho Extract
- Brazilwood Extract
- Buckthorn Berry Extract
- Chestnut Extract
- Cochineal Extract
- Fustic Powder Extract
- Gallo Tannin Extract
- Himalayan Rhubarb Extract
- Lac Extract
- Logwood Extract
- Madder Extract
- Marigold Mix
- Mulberry Leaf Extract (Chlorophyllin)
- Organic Henna Powder
- Organic Indigo
- Pomegranate Extract
- Sequoia Extract
- Walnut Hull Powder
- Wattle Extract
- Weld Extract
- Woad Powder
4,5-Dihydroxy-2,7-naphthalenedisulfonic acid 2-sodium salt
| Catalog Number | DYE-INT-0353 |
| CAS Number | 3888-44-6 |
| Structure |  |
| Synonyms | Chromotropic acid sodium salt |
| IUPAC Name | sodium;4,5-dihydroxy-7-sulfonaphthalene-2-sulfonate |
| Molecular Weight | 342.28 g/mol |
| Molecular Formula | C10H7NaO8S2 |
| InChI | InChI=1S/C10H8O8S2.Na/c11-8-3-6(19(13,14)15)1-5-2-7(20(16,17)18)4-9(12)10(5)8;/h1-4,11-12H,(H,13,14,15)(H,16,17,18);/q;+1/p-1 |
| InChI Key | UPYOFRGSTDARPV-UHFFFAOYSA-M |
| Purity | 95% |
| Appearance | Solid |
| Isomeric SMILES | C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)O)O)O)S(=O)(=O)[O-].[Na+] |
It is important to note that our products are for research use only and are not for clinical use.
Online Inquiry