CHROMOTROPE 2B
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- $28 - $576.58
- Product name: CHROMOTROPE 2B
- CAS: 548-80-1
- MF: C16H12N3NaO10S2
- MW: 493.39
- EINECS:208-959-9
- MDL Number:MFCD00003951
- Synonyms:2,7-Naphthalenedisulfonicacid,4,5-dihydroxy-3-[(4-nitrophenyl)azo-]-,disodiumsalt ;7-naphthalenedisulfonicacid,4,5-dihydroxy-3-[(4-nitrophenyl)azo]-disodium ;AcidRed176(16575) ;Chromotropicacid2B ;C.I.Acid Red 176;C.I.Mordant Black 93;Chromotrope Red 4B;Sodium 2-(p-nitrophenylazo)chromotropate
14 prices
Selected condition：
Brand
- AHH
- Alfa Aesar
- American Custom Chemicals Corporation
- Biosynth Carbosynth
- Chem-Impex
- Sigma-Aldrich
- TRC
- Usbiological
Package
- 2.5g
- 10g
- 25g
- 50g
- 100g
- 250g
- 500g
- 1000g
- 1KG
- ManufacturerAHH
- Product numberMT-19952
- Product description2-(4-Nitrophenylazo)chromotropicaciddisodiumsalt 97%
- Packaging1000g
- Price$318
- Updated2021-12-16
- Buy
- ManufacturerAlfa Aesar
- Product numberL11330
- Product descriptionChromotrope 2B
- Packaging25g
- Price$43.65
- Updated2024-03-01
- Buy
- ManufacturerAlfa Aesar
- Product numberL11330
- Product descriptionChromotrope 2B
- Packaging100g
- Price$133
- Updated2024-03-01
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberDYE0000089
- Product descriptionCHROMOTROPE 2B 95.00%
- Packaging25G
- Price$135.45
- Updated2021-12-16
- Buy
- ManufacturerBiosynth Carbosynth
- Product numberFC52646
- Product descriptionChromotrope 2B
- Packaging25g
- Price$65
- Updated2021-12-16
- Buy
- ManufacturerBiosynth Carbosynth
- Product numberFC52646
- Product descriptionChromotrope 2B
- Packaging50g
- Price$100
- Updated2021-12-16
- Buy
- ManufacturerBiosynth Carbosynth
- Product numberFC52646
- Product descriptionChromotrope 2B
- Packaging100g
- Price$180
- Updated2021-12-16
- Buy
- ManufacturerBiosynth Carbosynth
- Product numberFC52646
- Product descriptionChromotrope 2B
- Packaging250g
- Price$320
- Updated2021-12-16
- Buy
- ManufacturerBiosynth Carbosynth
- Product numberFC52646
- Product descriptionChromotrope 2B
- Packaging500g
- Price$550
- Updated2021-12-16
- Buy
- ManufacturerChem-Impex
- Product number22802
- Product descriptionChromotrope 2B
- Packaging250G
- Price$174.72
- Updated2021-12-16
- Buy
- ManufacturerChem-Impex
- Product number22802
- Product descriptionChromotrope 2B
- Packaging1KG
- Price$576.58
- Updated2021-12-16
- Buy
- ManufacturerSigma-Aldrich
- Product number27130
- Product descriptionChromotrope 2B for microscopy
- Packaging10g
- Price$32.2
- Updated2024-03-01
- Buy
- ManufacturerTRC
- Product numberC433120
- Product descriptionChromotrope 2B
- Packaging2.5g
- Price$75
- Updated2021-12-16
- Buy
- ManufacturerUsbiological
- Product number236886
- Product descriptionChromotrope 2B
- Packaging25g
- Price$177
- Updated2021-12-16
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| AHH | MT-19952 | 2-(4-Nitrophenylazo)chromotropicaciddisodiumsalt 97% | 1000g | $318 | 2021-12-16 | Buy |
| Alfa Aesar | L11330 | Chromotrope 2B | 25g | $43.65 | 2024-03-01 | Buy |
| Alfa Aesar | L11330 | Chromotrope 2B | 100g | $133 | 2024-03-01 | Buy |
| American Custom Chemicals Corporation | DYE0000089 | CHROMOTROPE 2B 95.00% | 25G | $135.45 | 2021-12-16 | Buy |
| Biosynth Carbosynth | FC52646 | Chromotrope 2B | 25g | $65 | 2021-12-16 | Buy |
| Biosynth Carbosynth | FC52646 | Chromotrope 2B | 50g | $100 | 2021-12-16 | Buy |
| Biosynth Carbosynth | FC52646 | Chromotrope 2B | 100g | $180 | 2021-12-16 | Buy |
| Biosynth Carbosynth | FC52646 | Chromotrope 2B | 250g | $320 | 2021-12-16 | Buy |
| Biosynth Carbosynth | FC52646 | Chromotrope 2B | 500g | $550 | 2021-12-16 | Buy |
| Chem-Impex | 22802 | Chromotrope 2B | 250G | $174.72 | 2021-12-16 | Buy |
| Chem-Impex | 22802 | Chromotrope 2B | 1KG | $576.58 | 2021-12-16 | Buy |
| Sigma-Aldrich | 27130 | Chromotrope 2B for microscopy | 10g | $32.2 | 2024-03-01 | Buy |
| TRC | C433120 | Chromotrope 2B | 2.5g | $75 | 2021-12-16 | Buy |
| Usbiological | 236886 | Chromotrope 2B | 25g | $177 | 2021-12-16 | Buy |
Properties
Melting point :300 °C
form :Crystalline Powder
Colour Index :16575
color :Dark green to dark purple
Merck :14,2240
BRN :4109733
CAS DataBase Reference :548-80-1(CAS DataBase Reference)
EPA Substance Registry System :2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(4-nitrophenyl)azo]-, disodium salt (548-80-1)
form :Crystalline Powder
Colour Index :16575
color :Dark green to dark purple
Merck :14,2240
BRN :4109733
CAS DataBase Reference :548-80-1(CAS DataBase Reference)
EPA Substance Registry System :2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(4-nitrophenyl)azo]-, disodium salt (548-80-1)
Safety Information
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| Signal word: | Warning | |||||||||||||||||||||
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Description
Chromotrope 2B along with Chromotrope 2R, was used to give a highly colored radical anion, during the spectrophotometric determination of cephalosporins (cephadroxil (I), cephalexin (II) and cephradine (III)) in pharmaceutical products.It may be immobilized on AG 1-X8 ion exchange resin, used in flame atomic absorption spectrometry and inductively coupled plasma mass spectrometry (ICP-MS), done for the on-line preconcentration and determination of aluminium.Suppliers and manufacturers
Hubei Jusheng Technology Co.,Ltd.
Chongqing Chemdad Co., Ltd
Shenyang Simchoice Chemical Co.,Ltd
CONIER CHEM AND PHARMA LIMITED
Dayang Chem (Hangzhou) Co.,Ltd.
Henan Alfa Chemical Co., Ltd
TargetMol Chemicals Inc.
GIHI CHEMICALS CO.,LIMITED
Zibo Hangyu Biotechnology Development Co., Ltd
