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Benzenesulphonic acid for synthesis, Sigma-Aldrich®

Supplier: Merck
Description: Benzenesulphonic acid for synthesis, Sigma-Aldrich®

MSDS Certificates

Image Unavailable-389404-500MG

4,4′,4′′,4′′′-(Porphine-5,10,15,20-tetrayl)tetrakis(benzenesulphonic acid) tetrasodium salt hydrate

Supplier: SIGMA-ALDRICH MICROSCOPY
Description: 5,10,15,20-Tetraphenyl-21H, 23H-porphine-p,p′,p,p′′′-tetrasulfonic acid tetrasodium hydrate is a water-soluble porphyrin. It is a negatively charged compound due to the presence of the sulfonate groups. It has been used to functionalize chemically converted graphene to form conductive graphene films of varying thickness.

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Benzenesulphonic acid 94%

Supplier: Apollo Scientific
Description: Benzenesulphonic acid 94%

Product Image-ACRO159021000

Benzenesulphonic acid 90%, Technical Grade

Supplier: Thermo Scientific
Description: Benzenesulphonic acid 90%, Technical Grade

MSDS

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Isopropyl benzenesulphonate 95%

Supplier: Thermo Scientific
Description: Isopropyl benzenesulphonate 95%

MSDS Certificates

Product Image-ACRO401850250

Sodium benzenesulphonate 98%

Supplier: Thermo Scientific
Description: CAS No.: 515-42-4

MSDS

Image Unavailable-44426-100MG

Metanil yellow, Supelco®

Catalog Number: (44426-100MG)
Supplier: Merck
Description: Metanil yellow, Supelco®
UOM: 1 * 100 mg
Image Unavailable-A16148.36

Benzenesulphonic acid ≥94%

Supplier: Thermo Scientific
Description: Benzenesulphonic acid ≥94%

MSDS Certificates

Image Unavailable-250309-100G

4-Amino-1,1′-azobenzene-3,4′-disulphonic acid monosodium salt 95% (dye content), Sigma-Aldrich®

Catalog Number: (250309-100G)
Supplier: SIGMA-ALDRICH MICROSCOPY
Description: 4-Amino-1,1′-azobenzene-3,4′-disulfonic acid monosodium salt, also called as acid yellow 9, belongs to the class of azo dyes.
UOM: 1 * 100 g
Image Unavailable-89456-100MG-F

TPPS hydrate (=tetraphenylporphyrin tetrasulphonic acid hydrate) ≥95.0% for spectrophotometric determination of transition metals, Supelco®

Catalog Number: (89456-100MG-F)
Supplier: Merck
Description: Reagent for the spectrophotometric determination of ultra trace amounts of transition metals; determination by capillary zone electrophoresis.
UOM: 1 * 100 mg
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Methyl orange 0,1% in aqueous solution, Supelco®

Supplier: Merck
Description: Methyl orange 0,1% in aqueous solution, Supelco®

MSDS Certificates

Product Image-1.01322.0100

Methyl orange ACS, Reag. Ph. Eur.

Supplier: Merck
Description: Methyl orange ACS, Reag. Ph. Eur.

MSDS Certificates

Image Unavailable-L19077.AU

Benzenesulphonic acid ∼75% (w/w) in aqueous solution, Technical Grade

Supplier: Thermo Scientific
Description: Benzenesulphonic acid ∼75% (w/w) in aqueous solution, Technical Grade

MSDS Certificates

Image Unavailable-APOSPC5041-25G

Sodium-2,6-dinitro-4-(trifluoromethyl)benzenesulphonate

Supplier: Apollo Scientific
Description: Sodium-2,6-dinitro-4-(trifluoromethyl)benzenesulphonate

Image Unavailable-APOSOR924979-500G

Ethyl benzenesulphonate 95%

Supplier: Apollo Scientific
Description: Ethyl benzenesulphonate 95%

Image Unavailable-195235-25G

Orange II ≥85 % (dye content), certified by the Biological Stain Commission, Sigma-Aldrich®

Supplier: SIGMA-ALDRICH MICROSCOPY
Description: Orange II sodium salt,(Certified by the Biological Stain Commission), Dye content ≥85 % (4-(2-Hydroxy-1-naphthylazo)benzenesulfonic acid sodium salt; Acid Orange 7; Acid Orange A; Orange II; Tropaeolin 000 No. 2).

Certificates

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us on +353 1 88 22222
This product is marked as restricted and can only be purchased by approved Shipping Accounts. If you need further assistance, email VWR Regulatory Department at eurega_services@eu.vwr.com
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This product has been blocked by your organisation. Please contact your purchasing department for more information.
The original product is no longer available. The replacement shown is available.
Product(s) marked with this symbol are discontinued - sold till end of stock. Alternatives may be available by searching with the VWR Catalog Number listed above. If you need further assistance, please call VWR Customer Service on +353 1 8822222.
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