Magnesium chloride, 30 g
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Magnesium ribbon, 60 cm
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Magnesium sulfate, 100 g,
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Manganese dioxide, 15 g
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$2.75
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Hexahydrate form.
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$1.50
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This piece of thin magnesium ribbon is about 4mm wide and 60cm long. (flamm... more
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$4.00
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Heptahydrate form. Also known as Epsom salt.
Here are projects that use ... more
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$4.25
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85% native powder. Oxidizer; read warning labels carefully.
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Methyl cellulose, 1.5%, 30 ml
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Methyl orange, solution, 15 ml
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Methyl violet, 1 g
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Methylene blue, 1%, 15 ml
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$3.25
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Useful to quiet protozoa for microscope viewing.
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$4.50
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pH indicator. Red at 3.2 pH to yellow at 4.4 pH.
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$3.50
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pH indicator. Yellow at 0.1 pH to violet at 2.7 pH.
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$4.50
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Biological general stain for use on animal, bacteria and blood specimens. S... more
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Naphthalene, flake, 15 g
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Oleic acid, 30 ml
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Oxalic acid, crystals, 30 g
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P.T.C. test paper, 100/vial
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$4.25
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Same chemical as moth balls. (flammable solid)
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$4.75
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80% minimum.
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$3.50
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Dihydrate form. Poison; read warning labels carefully.
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$1.40
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For heredity taste test.
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Paradichlorobenzene, 30 g
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Petroleum ether, 30 ml
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pH papers, 1-14 range, 80/pkg
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Phenolphthalein solution, 15ml
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$3.75
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Same chemical as moth crystals.
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$5.00
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Flammable; read warning labels carefully.
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$1.50
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Use these test strip papers to easily measure pH. Comes with color guide.
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$5.50
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pH indicator, 1% solution. Colorless at 8.3 pH to pink at 10.0 pH. Flammabl... more
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Phenolphthalein, powder, 5 g
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Polyacrylamide Waterless Crystals
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Polyvinyl alcohol, 30 g
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Potassium chlorate, 30 g
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$4.25
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pH indicator. Colorless at 8.3 pH to red at 10.0 pH.
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$4.95
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These polyacrylamide crystals can absorb about 300 times their density of w... more
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$4.50
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Lab grade.
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$4.50
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Oxidizer; read warning labels carefully.
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Potassium chloride, 30 g
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Potassium chromate, 30 g
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Potassium ferricyanide, 30 g
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Potassium ferrocyanide, 30 g
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$3.00
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Granular form.
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$4.25
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Oxidizer and poison; read warning labels carefully.
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$5.50
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Crystal form.
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$3.25
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This chemical may be substituted for sodium ferrocyanide in many experiment... more
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Potassium hydroxide, 30g
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Potassium iodate, 5 g
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Potassium nitrate, 30 g
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Potassium permanganate, 30 g
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$4.50
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Corrosive and poison; read warning labels carefully.
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$5.00
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Oxidizer; read warning labels carefully.
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$4.25
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Oxidizer; read warning labels carefully.
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$4.25
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Oxidizer; read warning labels carefully.
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