… in water. Forms the carbonate when exposed to air. Used in pyrotechnics or medicine and for preparing strontium … oxide. White powder, decomposed by hot water. Used in pyrotechnics. (C) BARIUM OXIDE, HYDROXIDE AND PEROXIDE (1) …
… 3920.20 ‑ Of polymers of propylene 3920.30 ‑ Of polymers of styrene ‑ Of polymers of vinyl chloride : … ‑ Of other plastics : 3920.91 ‑ ‑ Of poly(vinyl butyral) 3920.92 ‑ ‑ Of polyamides 3920.93 ‑ ‑ Of …