Search
Now showing items 171-180 of 218
Thallium and Thallium Compounds Health and Safety Guide 102
(1996)
Thallium is a soft and malleable heavy metal with a bluish-white colour. Its relative molecular mass is 204.38. Its most important compound is the colourless, odourless and tasteless thallium(l) sulfate, previously used ...
Methanol Health and Safety Guide - Health and Safety Guide 105
(1997)
Methanol is a colourless, polar, volatile, flammable liquid with a mild alcoholic odour when pure. It decomposes on heating producing carbon monoxide and formaldehyde. Methanol reacts violently with oxidizing materials ...
Diflubenzuron Health and Safety Guide 99
(1995)
Diflubenzuron is an odourless, white, crystalline solid. It is almost insoluble in water and poorly soluble in apolar organic solvents. In polar to very polar solvents, the solubility is moderate to good, e.g., in acetone ...
Acrylic Acid Health and Safety Guide - Health and Safety Guide 104
(1997)
Acrylic acid is a colourless liquid with an irritating acrid odour at room temperature and pressure. Its odour threshold is low (0.20-3.14 mg/rn3). It is miscible in water and most organic solvents.
Hydroquinone Health and Safety Guide 101
(1996)
Hydroquinone is a white crystalline substance when pure and is highly soluble in water. Hydroquinone is combustible when preheated. It is a reducing agent that is reversibly oxidized to semiquinone and quinone.
Joint FAO/WHO Food and Animal Feed Contamination Monitoring Programme: Summary of Data Received from Collaborating Centres 1977 to 1980 Part B - Contaminants
(1981)
Residue data on several contaminants (organochlorine pesticides, PCBs, lead, cadmium, and aflatoxins) in selected foods were collected from designated Collaborating Centres in twenty countries during a preliminary or ...
Hydrazine Health and Safety Guide - Health and Safety Guide 56
(1991)
Anhydrous hydrazine, and aqueous solutions, are colourless liquids. Anhydrous hydrazine is a caustic, fuming, hygroscopic liquid at normal temperature and pressure. It has an ammoniacal, fishy, and pungent odour. The odour ...
Hexachlorobenzene Health and Safety Guide - Health and Safety Guide 107
(1998)
At ambient temperature, HCB is a white crystalline solid. Technical grade HCB is available as a wettable powder, liquid or dust. It is virtually insoluble in water, but is soluble in ether, benzene, chloroform and hot ...
White Spirit (Stoddard Solvent) Health and Safety Guide - Health and Safety Guide 103
(1996)
White spirit is a mixture of saturated aliphatic and alicyclic C7 to C2 hydrocarbons with a maximum content of 25% of C7 to C 12 alkyl aromatic hydrocarbons.
Carbon Tetrachloride Health and Safety Guide - Health and Safety Guide 108
(1998)
Carbon tetrachioride is a volatile, colourless, clear, heavy liquid with a characteristic sweet, non-irritant odour. The odour threshold in water is 0.52 mg/litre, and in air it is >64.1 mg/m3 (10 ppm). Carbon tetrachioride ...