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Lead carbonate is used as a catalyst to polymerize formaldehyde to poly(oxymethylene).

Resublimed iodine is iodine that is sublimed for a second or further time.

Microscopy, oil immersion is a technique used to increase the resolving power of a microscope.

INDICATOR PAPER With colour scale pH6.5-9.0 packages that pH paper comes in often includes a color-coded scale indicating the pH that something has

IODINE GREEN is a histological dye used for staining chromatin and amyloid. A fluorescent dye used to stain biological specimens.

Isopropyl acetate is a solvent with a wide variety of manufacturing uses that is miscible with most other organic solvents, and moderat

INDIUM SULPHATE 99.9% is used in making bearing alloys, germanium transistors, rectifiers, and photoconductors.

ISO-AMYL ALCOHOL (for milk testing) is a product provided by Research-Lab Fine Chem Industries.

Propylamine is a colorless liquid with a strong, irritating odor.

Iodine pentoxide is used for analysis of carbon monoxide and for CO removal from air.

Is diatomaceous earth likely to contribute to the development of cancer?  "Food grade" diatomaceous earth products are purified.

L ARGININE MONOHYDROCHLORIDE uses

.growth hormone reserve test.