- A RENLv 51 0 年前最佳解答
Molecular formula: KBr
CAS No: 7758-02-3
EC No: 231-830-3
Appearance: odourless white or colourless crystalline solid
Melting point: 730 C
Boiling point: 1380 C
Vapour pressure: 1 mm Hg at 795 C
Specific gravity: 2.75
Solubility in water: 53.48 g/100g at 0C
Stable. Incompatible with strong oxidizing agents, strong acids, bromine trifluoride and bromine trichloride.
Harmful if ingested in large amounts, if inhaled, or if in repeated contact with the skin. Respiratory and eye irritant.
(The meaning of any abbreviations which appear in this section is given here.)
ORL-RAT LDLO 250 mg kg-1
ORL-MUS LD50 3120 mg kg-1
IPR-MUS LD50 1030 mg kg-1
IPR-GPG LD50 980 mg kg-1
(The meaning of any risk phrases which appear in this section is given here.)
R20 R21 R22 R36 R37 R38.
Safety glasses. Adequate ventilation.
(The meaning of any safety phrases which appear in this section is given here.)
S22 S26 S36.
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- 1 0 年前