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You Searched For: 3,6-Dihydroxynaphthalene-2,7-disulphonic+acid+disodium+salt


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3,6-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt ≥98.0% (by HPLC, titration analysis)

Supplier: TCI America
Description: CAS Number: 7153-21-1
MDL Number: MFCD00004090
Molecular Formula: C10H8O8S2
Molecular Weight: 364.25
Purity/Analysis Method: >98.0% (HPLC,T)
Form: Crystal

SDS

Image Unavailable-TCD0596-025G

Chromotropic acid disodium salt dihydrate ≥98.5% (by titrimetric analysis)

Supplier: TCI America
Description: CAS Number: 5808-22-0
MDL Number: MFCD00150612
Molecular Formula: C10H8O8S2
Molecular Weight: 364.25
Purity/Analysis Method: >98.5% (T)
Form: Crystal

SDS Certificates

Image Unavailable-CA1.02498.0025

Chromotropic acid disodium salt dihydrate for analysis, Supelco®

Catalog Number: (CA1.02498.0025)
Supplier: MilliporeSigma
Description: Grade Acs,Reagent Ph Eur, Cas Number 5808-22-0

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Image Unavailable-CAAA22414-14

Chromotropic acid disodium salt dihydrate ACS

Supplier: Thermo Scientific Chemicals
Description: MDL: MFCD00150612 Beilstein Registry No.: 3647189

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Image Unavailable-TCD0604-005G

Trisodium 2-(4-Sulfophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonate (SPADNS) ≥95.0% (by HPLC)

Supplier: TCI America
Description: CAS Number: 23647-14-5
MDL Number: MFCD00003952
Molecular Formula: C16H12N2O11S3
Molecular Weight: 570.40
Purity/Analysis Method: >95.0% (HPLC)
Form: Crystal

SDS Certificates

Image Unavailable-CAAAAA16933-18

Trisodium 2-(4-Sulfophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonate (SPADNS)

Supplier: Thermo Scientific Chemicals
Description: Trisodium 2-(4-Sulfophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonate (SPADNS)

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Image Unavailable-TCA5010-005G

Sulfonazo III sodium salt ≥90.0% (by HPLC)

Supplier: TCI America
Description: [Spectrophotometric reagent for alkaline earth metals and indicator for the precipitation titration of SO4 with Ba]
CAS Number: 68504-35-8
MDL Number: MFCD00003942
Molecular Formula: C22H16N4O14S4
Molecular Weight: 776.55
Purity/Analysis Method: >90.0% (HPLC)
Form: Crystal

SDS Certificates

Image Unavailable-CA1.07998.0025

Trisodium 2-(4-Sulfophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonate (SPADNS), GR analytical reagent, Supelco®

Catalog Number: (CA1.07998.0025)
Supplier: MilliporeSigma
Description: Reagent for Fluoride, Zirconium, Thorium

SDS


Image Unavailable-CAAAA10486-06

Sulfonazo III sodium salt ≥96%

Supplier: Thermo Scientific Chemicals
Description: Spectrophotometric reagent for alkaline earth metals and indicator for sulfate titrations

Certificates

Image Unavailable-TCN0268-500G

1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt ≥98.0% (by titrimetric analysis)

Supplier: TCI America
Description: CAS Number: 525-05-3
MDL Number: MFCD00003885
Molecular Formula: C10H7NO8S2
Molecular Weight: 377.25
Purity/Analysis Method: >98.0% (T)
Form: Crystal

SDS Certificates

Image Unavailable-TCN0029-500G

Disodium-3-hydroxy-2,7-naphthalenedisulfonate ≥85.0% (by HPLC)

Supplier: TCI America
Description: CAS Number: 135-51-3 MDL Number: MFCD00065915 Molecular Formula: C10H8O7S2 Molecular Weight: 348.25 Purity/Analysis Method: <gt/>85.0% (HPLC) Form: Crystal

SDS Certificates

Image Unavailable-TCV0037-025G

Disodium-1-naphthol-3,6-disulfonate hydrate

Catalog Number: (TCV0037-025G)
Supplier: TCI America
Description: CAS Number: 20349-39-7
MDL Number: MFCD00003966
Molecular Formula: C10H8O7S2
Molecular Weight: 348.25
Form: Crystal
Color: White

SDS Certificates


Image Unavailable-CAAAAB23375-36

1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt 90+%

Supplier: Thermo Scientific Chemicals
Description: 1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt 90+%

Certificates

Image Unavailable-TCA5009-005G

Arsenazo III ≥95.0% (by titrimetric analysis)

Catalog Number: (TCA5009-005G)
Supplier: TCI America
Description: [Spectrophotometric reagent for U, Th, Zr and other metals, Indicator for the precipitation titration of SO4 with Ba]
CAS Number: 1668-00-4
MDL Number: MFCD00036695
Molecular Formula: C22H18As2N4O14S2
Molecular Weight: 776.36
Purity/Analysis Method: >95.0% (T)

SDS Certificates


Image Unavailable-CAAAJ63031-06

Arsenazo III

Supplier: Thermo Scientific Chemicals
Description: Suitable for determination of micromolar amounts of calcium

Certificates

Image Unavailable-TCA5008-001G

Dimethylsulfonazo III

Supplier: TCI America
Description: [Spectrophotometric reagent for alkaline earth metals and indicator for the precipitation titration of SO4 with Ba]
CAS Number: 14979-11-4
MDL Number: MFCD00151118
Molecular Formula: C24H20N4O14S4
Molecular Weight: 716.68
Form: Crystal
Color: Deep Yellow Red

SDS

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