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The epoxy value is defined as the number of moles of epoxy group per 100g resin. So as an example using an epoxy resin with molar mass of 382 and that has 2 moles of epoxy groups per mole of resin, the EEW = 382/2 = 191, and the epoxy value is calculated as follows: 100/191 = 0.53 (i.e. the epoxy value of the resin is 0.53). [6]
Countries in Africa are sorted according to data from the International Monetary Fund. [1] The figures presented here do not take into account differences in the cost of living in different countries, and the results can vary greatly from one year to another based on fluctuations in the exchange rates of the country's currency . [ 2 ]
Most coatings have four basic components. These are the resin, solvent, pigment and additive systems [5] but the resin or binder is the key ingredient. Continuing environmental legislation in many countries along with geopolitics such as oil production are ensuring that chemists are increasingly turning to waterborne technology for paint/coatings and since resins or binders are the most ...
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Below is a list of countries in Africa by area. [1] Algeria has been the largest country in Africa and the Arab world since the division of Sudan in 2011. The largest African country not located in the Arab world is the Democratic Republic of the Congo located in Central Africa, which is also the second largest in the continent.
The literacy rate stood at 54.40 per cent against a national average of 70.2 per cent. [15] The rural population constituted 87.42 per cent, while the urban population was 12.58 per cent. The total area of the province was 51,476 km 2 and the population density was 30.90 per km 2. The population density during 2000 Zambian census stood at 17.8 ...
Location of Zambia. The Republic of Zambia is a landlocked country in Southern Africa, [1] neighbouring the Democratic Republic of the Congo to the north, Tanzania to the north-east, Malawi to the east, Mozambique, Zimbabwe, Botswana and Namibia to the south, and Angola to the west. The capital city is Lusaka, in the south
For children living with growth hormone deficiency (GHD), taking prescription HGH (administered via injections) can help them reach their fullest growth potential, per the UPMC Children’s ...