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Product Image-WITG0.851.024

Sulfonation flasks, with three necks

Supplier: WITEG LABORTECHNIK GMBH
Description: Borosilicate glass 3.3.

Product Image-WITG0.850.101

Sulfonation flasks, with four necks

Supplier: WITEG LABORTECHNIK GMBH
Description: Borosilicate glass 3.3.

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4-Chlorophenyl methyl sulphone 98%

Supplier: Apollo Scientific
Description: 4-Chlorophenyl methyl sulphone 98%

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J.T.Baker® BAKERBOND®, Wide-Pore Carboxy-Sulfon Ion Exchnge Media

Supplier: Avantor
Description: Prep-scale packing is intended for use at low pressure with a peristaltic pump.

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Reactive blue 4 35% (dye content), Sigma-Aldrich®

Catalog Number: (244813-25G)
Supplier: SIGMA-ALDRICH MICROSCOPY
Description: Reactive Blue 4, Dye content 35 % (1-Amino-4-[3-(4,6-dichlorotriazin-2-ylamino)-4-sulfophenylamino]anthraquinone-2-sulfonic acid; Procion(R) blue MX-R)
UOM: 1 * 25 g
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2-Bromophenyl methyl sulphone 98%

Supplier: Apollo Scientific
Description: 2-Bromophenyl methyl sulphone 98%

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3-Bromophenyl methyl sulphone

Supplier: Apollo Scientific
Description: 3-Bromophenyl methyl sulphone

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Congo red, Sigma-Aldrich®

Supplier: SIGMA-ALDRICH MICROSCOPY
Description: Congo red, Sigma-Aldrich®

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Acid red 52, Technical Grade, Sigma-Aldrich®

Supplier: SIGMA-ALDRICH MICROSCOPY
Description: Sulforhodamine B (also known as SRB, kiton rhodamine B, lissamine rhodamine B, or sulphorhodamine B) is a bright-pink anionic, aminoxanthene dye carrying two sulfonate substituents.

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Ferene disodium salt, Sigma-Aldrich®

Supplier: SIGMA-ALDRICH MICROSCOPY
Description: 3-(2-Pyridyl)-5,6-di(2-furyl)-1,2,4-triazine-5′,5′′-disulfonic acid disodium salt, also known as Ferene, is commonly used to measure the concentration of iron ions in aqueous solutions. The reagent is sensitive to ferrous iron ions (Fe2+) and forms a purple-colored complex with these ions in the presence of a reducing agent. The intensity of the purple color formed is proportional to the concentration of iron ions present in a solution and is quantified spectrophotometrically.

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Mordant Blue 9 50% (dye content), Sigma-Aldrich®

Catalog Number: (195219-25G)
Supplier: SIGMA-ALDRICH MICROSCOPY
Description: Mordant Blue 9, Dye content 50 % (6-(5-Chloro-2-hydroxy-3-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium salt; 6-(5-Chloro-2-hydroxy-4-sulfonphenylazo)-5-hydroxy-1-naphthalene-sulfonic acid sodium salt)
UOM: 1 * 25 g
Product Image-20674.231

Sulphanilic acid 98.0-102.0%, AnalaR NORMAPUR® analytical reagent

Catalog Number: (20674.231)
Supplier: VWR Chemicals
Description: Sulphanilic acid 98.0-102.0%, AnalaR NORMAPUR® analytical reagent
UOM: 1 * 250 g

MSDS Certificates


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8-Anilino-1-naphthalenesulphonic acid, Sigma-Aldrich®

Supplier: SIGMA-ALDRICH MICROSCOPY
Description: 8-Anilino-1-naphthalenesulphonic acid, Sigma-Aldrich®

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Catechol violet indicator, Sigma-Aldrich®

Catalog Number: (P7884-10G)
Supplier: SIGMA-ALDRICH MICROSCOPY
Description: Pyrocatechol Violet (PV) is a sulfone phthalein dye. It chelates metal ions. The metal-PV complex is bluish-violet in colour.
UOM: 1 * 10 g
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Phenol red, powder, Bioreagent cell culture reagent, Sigma-Aldrich®

Supplier: SIGMA-ALDRICH MICROSCOPY
Description: Phenol Red is a phenolsulfonphthalein compound. It is present as a sulfonated hydroxyquinone in weakly acidic aqueous solutions. In alkaline solutions, the dye forms a hydrophilic dianion (a small, red anion and has a larger conjugated system than the yellow hydroxyquinone).

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3-Chlorophenyl methyl sulphone 95%

Catalog Number: (APOSOR921141-1G)
Supplier: Apollo Scientific
Description: 3-Chlorophenyl methyl sulphone 95%
UOM: 1 * 1 g
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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 at +43 1 97002 - 0.
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