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Now showing items 11-20 of 43
Barium - Health and Safety Guide 46
(1991)
Barium is an alkaline earth metal that occurs in nature in a combined form. It is present in rocks, minerals, soils, air, natural waters, and fossil fuels. Some barium salts (e.g., acetate, nitrate, and chloride) are quite ...
Paraquat Health and Safety Guide - Health and Safety Guide51
(1991)
Pure paraquat salts are white and the technical products, yellow. They are crystalline, odourless, hygroscopic powders. Paraqual is slightly soluble in alcohol and practically insoluble in organic solvents. Paraquat is ...
Mirex Health and Safety Guide - Health and Safety Guide 39
(1990)
Mirex is a white crystalline, odourless solid with a melting point of 485 °C. It is soluble in several organic solvents including tetrahydrofuran (30%), carbon disulfide (18%), chloroform (17%), and benzene (12%), but is ...
Lindane (Gamma-HCH) Health and Safety Guide - Health and Safety Guide 54
(1991)
Lindane is a white, crystalline solid, with a weak, or no, odour (the characteristic smell of technical HCH is attributed to the impurities, particularly heptachlorocyclohexane). Lindane is stable to light, air, heat, ...
1,2-Dichloroethane Health and Safety Guide - Health and Safety Guide 55
(1991)
1,2-Dichioroethane is a colourless liquid, with a sweet taste aid a chloroform-like odour. Reportd odour thresholds are 25-450 mg/ni for perception and 162-750 mg/rn for recognition. 1,2-Dichiorethane is a volatile and ...
Methyl Isobutyl Ketone Health and Safety Guide - Health and Safety Guide 58
(1991)
MIBK is a clear liquid with a sweet odour; the odour threshold is 1.64 mg/m3 (0.4 ppm). It is moderately soluble in water. MIBK can react violently with oxidizing and reducing agents. When heated, peroxides may form by ...
Isobenzan Health and Safety Guide - Health and Safety Guide 61
(1991)
Isobenzan is a whitish to light-brown crystalline powder, with a mild chemical odour. It is relatively stable to acids, but liable to dehydrochlorination under strongly alkaline conditions. Solubility in organic solvents: ...
Formaldehyde Health and Safety Guide - Health and Safety Guide 57
(1991)
Formaldehyde is a flammable, colourless, reactive, and readily polymerized gas at normal temperature and pressure. The heat of combustion for formaldehyde gas is 4.47 kcal/g. It forms explosive mixtures with air and oxygen ...
Polychlorinated Biphenyls (PCBs) and Polychlorinated Terphenyls (PCTs) Health and Safety Guide 68
(1992)
The PCBs are chlorinated hydrocarbons that are manufactured commercially by the progressive chlorination of biphenyl in the presence of a suitable catalyst (e.g., iron chloride). Depending on the reaction conditions, the ...
Trichlorfon Health and Safety Guide - Health and Safety Guide 66
(1991)
Trichlorfon is a colourless crystalline powder that is stable at room temperature. It is slowly hydrolysed in acid media; the half-life is 526 days at pH 1-5 and 20°C. In alkaline media, at pH 8 and 37.5 °C, it hydrolyses ...