Eosin Y Stain, 30mL (1 oz)
The 1% aqueous Eosin stains cytoplasm (the cell fluid surrounding the nucleus) more strongly than cell nucleus and it stains pink. Comes packed in LDPE squeeze bottle with streaming dropper tip plug. NC-13178
$8.95Search Products
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Bromophenol Blue pH Indicator, 1 oz.
0.4% in Water — pH indicator, 3.0 (yellow) to 4.6 (blue). Also known as Bromphenol Blue. Comes packed in convenient squeeze bottle for dispensing by the drop. NC-13318
$7.95
Methylene Blue Stain, 1 oz.
Our methylene blue is a 1% aqueous solution. It is commonly applied to cells, tissues, and microorganisms to make them more visible under a microscope. Stains blue. Comes packed in LDPE squeeze bottle with streaming dropper tip plug. M-2123
$8.95
Bromothymol Blue pH Indicator, 1 oz.
0.1% aqueous. pH indicator, 6.0 (yellow) - 7.6 (blue). Comes packed in convenient squeeze bottle for dispensing by the drop. NC-1949
$7.95
Magnesium Ribbon Roll, 25 to 31 grams
Roll length is a continuous piece approximately 75 feet long. Magnesium ribbon burns with a dazzling white flame. NC-12121
$8.95
Red Litmus Paper - (Base test)
The red litmus will turn blue when it comes into contact with an alkaline solution above pH 8.3. Supplied in plastic snapcap container, about 100 paper strips per container. NC-0592
$1.70
Fluorescein Sodium Salt Powder, 10g
This red powder is a dye that turns an intense yellow-green when mixed with water. NC-14626
$6.95
Phenolphthalein pH Indicator, 1 oz.
1% in Ethanol. pH indicator, 8.2 (colorless) - 10 (red). Comes packed in convenient squeeze bottle for dispensing by the drop. NC-0700
$8.95
o-Cresolphthalein pH Indicator, 1 oz.
0.04% w/v in Ethanol. pH indicator, 8.2 (colorless) - 9.8 (violet). Comes packed in convenient squeeze bottle for dispensing by the drop. NC-13358
$7.95
Bromocresol Green pH Indicator, 1 oz.
0.1% w/v Aqueous. pH indicator, 3.8 (yellow) - 5.4 (blue). Comes packed in convenient squeeze bottle for dispensing by the drop. NC-13321
$7.95
pH Test Paper, 5.5-8.0 Range, 15 ft. roll
A 5.5 to 8.0 range pH test paper in a single roll dispenser with color chart. NC-1235
$9.99
Ferrous Sulfate, 100g
Lab grade — Loose, greenish or yellow-brown, odorless crystals. Soluble in water, insoluble in alcohol. NC-6261
$9.95