الفصل 28: كيماويات غير عضوية

Aluminum hydroxide

Polyphosphates, nesoi

Anhydrous ammonia

Double or complex silicates

Sodium hydrogencarbonate (sodium bicarbonate)

Cerium compounds

Chloride oxides and chloride hydroxides, nesoi

Sodium triphosphate (sodium tripolyphosphate)

Aluminum oxide, except artificial corundum, nesoi

Phosphorus

Alkali or alkaline-earth metals (other than sodium or calcium)

Zinc oxide and zinc peroxide

Oxygen

Nitrites

Calcium

Argon

Carbides, nesoi, whether or not chemically defined

Disodium tetraborate (refined borax), except anhydrous, nesoi

Rare gases, nesoi (other than argon)

Calcium carbonate

Disodium carbonate

Bismuth nitrate

Anhydrous disodium tetraborate (refined borax)

Nitrates, except nitrates of potassium

Silver nitrate

Rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed

Chlorates, except sodium chlorate, nesoi

Titanium oxides

Sodium

Barium oxide, barium hydroxide and barium peroxide

Sodium chlorate

Carbides of silicon, whether or not chemically defined

Oxides, hydroxides and peroxides of strontium or barium

Strontium and barium

Carbon, nesoi (including carbon black)

Hydrogen peroxide, whether or not solidified with urea

Boron; tellurium

Salts of oxometallic or peroxometallic acids, nesoi

Selenium

Magnesium hydroxide and magnesium peroxide

Hydrogen

Strontium carbonate

Silicon, containing by weight not less than 99.99% of silicon

Manganese dioxide

Mercury

Silicon, containing by weight less than 99.99% of silicon

Phosphides, whether or not chemically defined, excluding ferrophosphorus

Perchlorates; bromates and perbromates; iodates and periodates

Potassium carbonates

Earth colors containing 70% or more by weight of combined iron evaluated as fe203

Potassium phosphate

Calcium hydrogenorthophosphate (dicalcium phosphate)

Arsenic

Phosphinates (hypophosphites) and phosphonates (phosphites)

Phosphates, nesoi

Strontium oxide, strontium hydroxide and strontium peroxide

Cobalt oxides and hydroxides; commercial cobalt oxides

Potassium nitrate

Iron oxides and hydroxides

Barium carbonate