… carbonate or by distillation (it sometimes contains small quantities of silicates and of fluorosilicic acid as … state, hydrogen fluoride is an extremely hygroscopic liquid (boiling point 18/20 °C); it fumes in a humid … acid (fluorosilicic acid) (H 2 SiF 6 ), e.g., in aqueous solutions obtained as by‑products in the manufacture …
… - - Other fentanyls and their derivatives 2933.35 - - 3-Quinuclidinol 2933.36 - - 4-Anilino-N-phenethylpiperidine … - Compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not …
… actual value; and (B) Automatic regulators of electrical quantities, and instruments or apparatus for automatically … automatic control systems which are designed to bring a quantity, electrical or non‑electrical, to, and maintain it …
… the characteristic group : They are generally colourless liquids with a strong, penetrating odour; many aromatic … gas with a penetrating odour, highly soluble in water. Its aqueous solutions at about 40 % are known as formalin or …
… (C 4 H 8 ) (gas). (c) Cyclopentane (C 5 H 10 ) (liquid). (d) Cyclohexane (C 6 H 12 ) (liquid). (2) The polycyclic cyclanes include : (a) … 18 ), a colourless liquid used as a solvent for paints and lacquers, for polishes, etc. (b) Bridge-linked compounds …
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