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Hydrogendifluorides, solution, n.o.s.

Hydrogen fluoride, anhydrous

Hydrogen in a metal hydride storage system

Hydrogen in a metal hydride storage system contained in equipment

Hydrogen in a metal hydride storage system packed with equipment

Hydrogen iodide, anhydrous

Hydrogen peroxide and peroxyacetic acid mixture, stabilized with acid(s), water and not more than 5% peroxyacetic acid

Hydrogen peroxide, aqueous solution with 20% or more but 40% or less hydrogen peroxide (stabilized as necessary)

Hydrogen peroxide, aqueous solution with 8% or more but less than 20% hydrogen peroxide ( stabilized as necessary)

Hydrogen peroxide, aqueous solution with more than 40% but 60% or less hydrogen peroxide (stabilized as necessary)

Hydrogen peroxide, aqueous solution, stabilized with more than 60% hydrogen peroxide

Hydrogen peroxide, stabilized

Hydrogen, refrigerated liquid

Hydrogen selenide, adsorbed

Hydrogen selenide, anhydrous

Hydrogen sulphide

1-Hydroxybenzotriazole, anhydrous dry or wetted with less than 20% water, by weight

1-Hydroxybenzotriazole monohydrate

Hydroxylamine sulphate

Hypochlorites, inorganic, n.o.s.*