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The main commodities traded on the Exchange have been Gold, Silver and Crude Oil. There are various contracts in each. Gold has eight contracts namely Gold 1 ounce, Gold 100 ounce, Gold 1 Tola, Gold 50 Tola, Gold 100 tola, Gold Kilo, Gold 100 g, and Minigold 10 g. Tola gold and minigold are deliverable contracts.
Bromomethane, commonly known as methyl bromide, is an organobromine compound with formula C H 3 Br. This colorless, odorless, nonflammable gas is produced both industrially and biologically. This colorless, odorless, nonflammable gas is produced both industrially and biologically.
This is a list of prices of chemical elements. Listed here are mainly average market prices for bulk trade of commodities. Listed here are mainly average market prices for bulk trade of commodities. Data on elements' abundance in Earth's crust is added for comparison.
Goods imported to Pakistan; Goods purchased in bond from one custom station to another; Goods brought from a foreign country to any customs station that are trans-shipped or transported without the payment of duty to another customs station.
Toxic: a chemical that has a median lethal concentration (LC 50) in air of more than 200 parts per million (ppm) but not more than 2,000 parts per million by volume of gas or vapor, or more than 2 milligrams per liter but not more than 20 milligrams per liter of mist, fume or dust, when administered by continuous inhalation for 1 hour (or less if death occurs within 1 hour) to albino rats ...
The preparation of EtBr stands as a model for the synthesis of bromoalkanes in general. It is usually prepared by the addition of hydrogen bromide to ethene: . H 2 C=CH 2 + HBr → H 3 C-CH 2 Br
Natural gas production is at a relatively high level and remaining reserves are estimated to be about 885.3 billion cu m (1 January 2009 est.). Pakistan's gas fields are only expected to last for about another 20 years at the most due to heavy industrial usage. [12] [13] The Largest Gas Producing province of Pakistan is Baluchistan.
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