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Alpha Industrial/Pharmaceutical Laboratory > Services > Analytical Testing Services > Wet chemistry
Analytical Testing Services
Wet chemistry
Some of the common test done in the lab:
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Identification test for all raw materials.
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Water content by Karl Fischer method.
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Acidity or Alkalinity.
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Limit test for chloride, sulphate, chlorinated compounds, aldehydes, lead, iron, polynuclear compounds, arsenic, mercury, heavy metals, fatty acids, and esters.
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Average molecular weight of polymers.
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Gravimetric analysis.
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Water soluble, acid soluble substances.
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Assay of all raw materials and finished products using validated methods.
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Alginates assay, hydroxyl-propoxy, group assay, nitrogen assay by Kjeldahl's method.
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Oxygen flask combustion for selenium limit test and sulphur assay.
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Hydroxyl value, saponification value, and iodine value.
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Complexometric and EDTA titrations.
