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Dyes & Indicators

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Our range of dyes & Indicators
Phenolphthalein 1%, PH Indicator Solution

Phenolphthalein 1%, PH Indicator Solution

A handy sized, Brown Glass Dropper Bottle of Phenolphthalein 1% PH Indicator Solution 50 ml Changes to FUSCIA colour at PH 8.3-10, below this PH range colour is neutral (invisible) Due to easly identifiable colour change in an oil/isopropanol mixture, this product is widely used for Bio Diesel Titration Composition Phenolphthalein 1% Acetone 1-5% Ethanol 0-100% Methanol ...
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Price: £7.50(£6.25 ex. VAT)
Iodine - 20% Solution

Iodine - 20% Solution

Iodine and its compounds are primarily used in medicine, photography, and dyes. Iodine is rare in the solar system and Earth's crust. The iodides are very soluble in water, and the element is concentrated in seawater. Available in all quantities and pack sizes - Please see options below:
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Price: £9.00(£7.50 ex. VAT)
Black Carpet Dye

Black Carpet Dye

USED TO RENOVATE CARPETS, FABRICS & RUBBER TO ACHIEVE THAT " AS NEW " LOOK TO OTHERWISE WORN OUT SURFACES. DRIES TO A WATERPROOF FINISH, USED BY VALETERS & CAR DEALERS FOR YEARS. GOOD QUALITY PRODUCT FOR GREAT RESULTS EASY TO APPLY WITH A BRUSH, SPONGE OR A HAND HELD SPRAY TRIGGER BOTTLE. ONCE DRY THIS PRODUCT LEAVES A LONG LASTING FINISH TO TREATED AREAS PLEASE USE...
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Price: £7.39(£6.16 ex. VAT)
Bromothymol Blue, 0.04%, PH Indicator Solution, 50ml

Bromothymol Blue, 0.04%, PH Indicator Solution, 50ml

A handy sized, Brown Glass Dropper Bottle of Bromothymol Blue 0.04% PH Indicator Solution, 50 ml Changes from yellow (acid condition) to BLUE colour at PH 6.0-7.6   A more appropriate titation indicator for Biodiesel titration, however due to its low concentricity, the colour change from yellow to blue is very difficult to see when used in a solution of oil with isopropanol, one for the...
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Price: £9.50(£7.92 ex. VAT)