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Chemical Process

Chemical Process
Fourdrinier machine is used in the manufacture of

Nylon-6
Sugar
Antibiotics
Paper

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Chemical Process
Gypsum is chemically

Calcium sulphate
Potassium sulphate
Calcium chloride
Sodium sulphate

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Chemical Process
__________ are used as corrosion inhibitor for iron & steel in aqueous solutions.

Sulphates
Bi-carbonates
Chromates
Phosphates

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Chemical Process
Dechlorination of treated water is necessary to

Control taste and odour
Reduce the bacterial load on filter
Remove residual turbidity
Remove chlorinous taste

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Chemical Process
Glycerine can be obtained from

Naphthalene
Fat
Sucrose
Cumene

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Chemical Process
Pure rectified spirit contains about __________ percent alcohol.

45
95
99.5
70

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