الفصل 28: كيماويات غير عضوية

Aluminum hydroxide

Anhydrous ammonia

Double or complex silicates

Polyphosphates, nesoi

Sodium hydrogencarbonate (sodium bicarbonate)

Chloride oxides and chloride hydroxides, nesoi

Cerium compounds

Sodium triphosphate (sodium tripolyphosphate)

Disodium carbonate

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

Aluminum oxide, except artificial corundum, nesoi

Sodium

Oxygen

Disodium tetraborate (refined borax), except anhydrous, nesoi

Carbides of silicon, whether or not chemically defined

Titanium oxides

Carbides, nesoi, whether or not chemically defined

Argon

Barium oxide, barium hydroxide and barium peroxide

Sodium chlorate

Silver nitrate

Rare gases, nesoi (other than argon)

Chlorates, except sodium chlorate, nesoi

Phosphorus

Nitrites

Hydrogen peroxide, whether or not solidified with urea

Hydrogen

Magnesium hydroxide and magnesium peroxide

Oxides, hydroxides and peroxides of strontium or barium

Calcium carbonate

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

Zinc oxide and zinc peroxide

Bismuth nitrate

Strontium carbonate

Silicon, containing by weight less than 99.99% of silicon

Selenium

Strontium and barium

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

Boron; tellurium

Anhydrous disodium tetraborate (refined borax)

Calcium

Mercury

Perchlorates; bromates and perbromates; iodates and periodates

Nitrates, except nitrates of potassium

Potassium carbonates

Carbon, nesoi (including carbon black)

Potassium phosphate

Phosphides, whether or not chemically defined, excluding ferrophosphorus

Arsenic

Iron oxides and hydroxides

Cobalt oxides and hydroxides; commercial cobalt oxides

Calcium hydrogenorthophosphate (dicalcium phosphate)

Strontium oxide, strontium hydroxide and strontium peroxide

Barium carbonate

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

Potassium nitrate

Phosphinates (hypophosphites) and phosphonates (phosphites)

Trisodium phosphate

Phosphates, nesoi

Oxides of boron; boric acids