Phenolphthalein pH Indicator, 125mL (4 oz.)

Phenolphthalein pH Indicator, 4 oz.

1% in ethanol — pH indicator, 8.2 (colorless) - 10 (red). Comes packed in HDPE squeeze bottle with PP flip top cap for dispensing by the drop. This 4oz. bottle ships Standard Ground only. NC-9102

$14.95
Phosphoric Acid 85% 500m

Phosphoric Acid, 85%, 16oz.

Technical grade — A clear, colorless to light yellow, syrupy liquid and is odorless. It is soluble in water and alcohol and corrosive to ferrous metals. Restricted to Ground shipping only. NC-8682

$22.95
Phosphoric Acid, 85%, 1gal

Phosphoric Acid, 85%, 1 gal.

Technical grade — A clear, colorless to light yellow, syrupy liquid and is odorless. It is soluble in water and alcohol and corrosive to ferrous metals. Restricted to Ground shipping only. NC-0702

$79.95
Polyvinyl Alcohol (PVA), 500g

Polyvinyl Alcohol (PVA), 500g

99% Hydrolyzed — Polyvinyl alcohol (PVA) is used in classic slime making experiments. It is a good thickener, stabilizer and binder. NC-2958

$32.95
Potash Sulfurated 100g

Potash, Sulfurated, 100g

Technical grade — AKA Liver of Sulfur or Potassium polysulfide. This is used in several patina formulas. See More Info for formula list. NC-10959

$16.95
Potash Sulfurated 500g

Potash, Sulfurated, 500g

Technical grade — AKA Liver of Sulfur or Potassium polysulfide. This is used in several patina formulas. See More Info for formula list. NC-0729

$46.95
Sulfurated Potash, 2.5kg

Potash, Sulfurated, 2.5kg

Technical grade — AKA Liver of Sulfur or Potassium polysulfide. This is used in several patina formulas. See More Info for formula list. NC-7591

$170.00
Potash, Sulfurated, 12.5kg

Potash, Sulfurated, 12.5kg

Technical grade — AKA Liver of Sulfur or Potassium polysulfide. This is used in several patina formulas. See More Info for formula list. Ground shipping inside USA only to a business/institution. NC-12777

$550.00
Potassium Bromide, 500g

Potassium Bromide, 500g

Purified / ACS Reagent grade — Appears as fine, white granules and is somewhat hygroscopic. Often used by veterinarians as an anti-seizure medication for dogs and is also used extensively in photo developing. NC-2136

$42.95
Potassium Chlorate, 500g

Potassium Chlorate, 500g

Lab grade — A powerful oxidizer. Catches fire easily, or may lead to explosion hazards when mixed with combustible materials. Mixture may be very explosive and even may be ignited by friction. The fires are extremely hard to put out, as the chlorate provides the oxygen for the fire.
Used to make matches, paper, explosives, and many other uses.

$34.95
Potassium Chloride 100g

Potassium Chloride, 100g

Lab grade — Colorless or white crystals, strong saline taste, soluble in water, slightly soluble in alcohol. Uses include as lab reagent, in photography and spectroscopy and in buffer solutions. Gives violet flame color. NC-6717

$8.95