Executive standard: Q/TY.J08.04-2010
English name: p-Benzoquinone dioxime
1. Physical and chemical properties:
1.1 Molecule formula: C6H6N2O2
1.2 Molecule weight: 138.1256
1.3 Solubility: <0.01g/100ml H2O,22.5A C.IIta s dissolved in ethanol, dissolved slightly in acetone, but not dissolved in water, benzene and gasoline.
1.4 Stability and reactivity:The product is stable in normal temperature and pressure, easy to burn, and decomposed in high temperature.
2. Technical indexes:
Content,%(m/m) : a Y95.0
Limits for melting point, A C : Decomposed about 230A C
Test dissolved in ethan : qualified
Loss of weight in drying,%(m/m) : a 0.2
Dregs after burning(in sulfate),%(m/m) : a 0.5
Appearance : Light yellow to light brown crystal
3.Uses:Ita s used as the vulcanizing agents for butyl rubber, natural rubber, styrene-butadiene rubber and so on (particularly for butyl rubber), as well as analytical agent, etc.
4. Safety notes:The product is considered toxic. When handling it synthetic rubber gloves and dust gauze mask should be worn to avoid contact with skin and inhalation, keep away from fire and heat source of high temperature.
5. Package:The woven bag with kraft paper covering membrane, in which has been put a plastic bag, 20kg a bag.
6. Storage:Store closely in a shady and ventilating place. Its shelf life is 12 months. It can be still used if up to standard through retest after the specified date.
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