SPADNS
- $23.3 - $1280
- Product name: SPADNS
- CAS: 23647-14-5
- MF: C16H13N2NaO11S3
- MW: 528.45
- EINECS:245-803-9
- MDL Number:MFCD00003952
- Synonyms:4,5-Dihydroxy-3-(4-sulfophenylazo)naphthalene-2,7-disulfonic acid;4,5-Dihydroxy-3-[(4-sulfophenyl)azo]-2,7-naphthalenedisulfonic acid;3-[[4-(Sodiooxysulfonyl)phenyl]azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt;Sulfanilic acid azochromtrop;2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodium salt,indicator;2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid;2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodiuM salt, indicator grade 10GR;2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodiuM salt, indicator grade 25GR
20 prices
Selected condition:
Brand
- AHH
- Alfa Aesar
- American Custom Chemicals Corporation
- Chem-Impex
- GFS CHEMICALS
- Sigma-Aldrich
- TCI Chemical
- TRC
Package
- 5G
- 1079980025
- 500mg
- 10g
- 25G
- 50g
- 100G
- 250G
- 1000g
- 1KG
- ManufacturerAHH
- Product numberMT-22375
- Product descriptionSpadns 98%
- Packaging1000g
- Price$400
- Updated2021-12-16
- Buy
- ManufacturerAlfa Aesar
- Product numberA16933
- Product descriptionSPADNS
- Packaging10g
- Price$38.9
- Updated2024-03-01
- Buy
- ManufacturerAlfa Aesar
- Product numberA16933
- Product descriptionSPADNS
- Packaging50g
- Price$111.65
- Updated2024-03-01
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberING0003419
- Product descriptionSPADNS 95.00%
- Packaging10G
- Price$439.25
- Updated2021-12-16
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberING0003419
- Product descriptionSPADNS 95.00%
- Packaging25G
- Price$487.5
- Updated2021-12-16
- Buy
- ManufacturerChem-Impex
- Product number22803
- Product descriptionSPADNS,ACSreagent
- Packaging5G
- Price$23.3
- Updated2021-12-16
- Buy
- ManufacturerChem-Impex
- Product number22803
- Product descriptionSPADNS,ACSreagent ACSreagent
- Packaging25G
- Price$56
- Updated2021-12-16
- Buy
- ManufacturerChem-Impex
- Product number22803
- Product descriptionSPADNS,ACSreagent
- Packaging100G
- Price$198.02
- Updated2021-12-16
- Buy
- ManufacturerChem-Impex
- Product number22803
- Product descriptionSPADNS,ACSreagent
- Packaging250G
- Price$396.03
- Updated2021-12-16
- Buy
- ManufacturerChem-Impex
- Product number22803
- Product descriptionSPADNS
- Packaging1KG
- Price$1280
- Updated2021-12-16
- Buy
- ManufacturerGFS CHEMICALS
- Product number69752
- Product descriptionSPADNS,REAGENT(ACS)
- Packaging25g
- Price$76.3
- Updated2021-12-16
- Buy
- ManufacturerGFS CHEMICALS
- Product number69753
- Product descriptionSPADNS,REAGENT(ACS)
- Packaging100g
- Price$292.2
- Updated2021-12-16
- Buy
- ManufacturerSigma-Aldrich
- Product numberS9256
- Product descriptionSulfanilic acid azochromotrop ≥80%
- Packaging10g
- Price$60.8
- Updated2024-03-01
- Buy
- ManufacturerSigma-Aldrich
- Product numberS9256
- Product descriptionSulfanilic acid azochromotrop ≥80%
- Packaging25g
- Price$131
- Updated2024-03-01
- Buy
- ManufacturerSigma-Aldrich
- Product number1.07998
- Product description1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6- disulfonic acid trisodium salt
- Packaging1079980025
- Price$231
- Updated2021-12-16
- Buy
- ManufacturerSigma-Aldrich
- Product numberS9256
- Product descriptionSulfanilic acid azochromotrop ≥80%
- Packaging50g
- Price$245
- Updated2024-03-01
- Buy
Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|
AHH | MT-22375 | Spadns 98% | 1000g | $400 | 2021-12-16 | Buy |
Alfa Aesar | A16933 | SPADNS | 10g | $38.9 | 2024-03-01 | Buy |
Alfa Aesar | A16933 | SPADNS | 50g | $111.65 | 2024-03-01 | Buy |
American Custom Chemicals Corporation | ING0003419 | SPADNS 95.00% | 10G | $439.25 | 2021-12-16 | Buy |
American Custom Chemicals Corporation | ING0003419 | SPADNS 95.00% | 25G | $487.5 | 2021-12-16 | Buy |
Chem-Impex | 22803 | SPADNS,ACSreagent | 5G | $23.3 | 2021-12-16 | Buy |
Chem-Impex | 22803 | SPADNS,ACSreagent ACSreagent | 25G | $56 | 2021-12-16 | Buy |
Chem-Impex | 22803 | SPADNS,ACSreagent | 100G | $198.02 | 2021-12-16 | Buy |
Chem-Impex | 22803 | SPADNS,ACSreagent | 250G | $396.03 | 2021-12-16 | Buy |
Chem-Impex | 22803 | SPADNS | 1KG | $1280 | 2021-12-16 | Buy |
GFS CHEMICALS | 69752 | SPADNS,REAGENT(ACS) | 25g | $76.3 | 2021-12-16 | Buy |
GFS CHEMICALS | 69753 | SPADNS,REAGENT(ACS) | 100g | $292.2 | 2021-12-16 | Buy |
Sigma-Aldrich | S9256 | Sulfanilic acid azochromotrop ≥80% | 10g | $60.8 | 2024-03-01 | Buy |
Sigma-Aldrich | S9256 | Sulfanilic acid azochromotrop ≥80% | 25g | $131 | 2024-03-01 | Buy |
Sigma-Aldrich | 1.07998 | 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6- disulfonic acid trisodium salt | 1079980025 | $231 | 2021-12-16 | Buy |
Sigma-Aldrich | S9256 | Sulfanilic acid azochromotrop ≥80% | 50g | $245 | 2024-03-01 | Buy |
Properties
Melting point :>300°C
storage temp. :Store at +15°C to +25°C.
solubility :220g/l
form :Crystalline Powder
color :Dark red-brown
PH :6.0 (10g/l, H2O, 22℃)
Water Solubility :Soluble in water (10 mg/ml), and ethanol (1 mg/ml). very slightly soluble or insoluble in alcohol and organic solvents.
EPA Substance Registry System :2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, trisodium salt (23647-14-5)
storage temp. :Store at +15°C to +25°C.
solubility :220g/l
form :Crystalline Powder
color :Dark red-brown
PH :6.0 (10g/l, H2O, 22℃)
Water Solubility :Soluble in water (10 mg/ml), and ethanol (1 mg/ml). very slightly soluble or insoluble in alcohol and organic solvents.
EPA Substance Registry System :2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, trisodium salt (23647-14-5)
Safety Information
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Signal word: | Warning | ||||||||||||||||||||||||||||
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Precautionary statements: |
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Description
Sulfanilic acid azochromotrop is used as an indicator for complexometric determinations of zirconium and thorium. It is used as a reagent for drinking and wastewater analysis using Hach Method 8029, Fluoride, SPADNS Method.Related product price
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