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化學(xué)配方數(shù)據(jù)庫(kù)
配方類型： MISCELLANEOUS
配方說明： Bleaching Ground Wood Pulp
配方組成： Caustic Soda/1.0
Magnesium Sulfate/0.05
H2O2/1.5
The amounts can be varied slightly depending on bleaching
temperature and pulp consistency.
In some cases a combination of sodium peroxide and hydrogen peroxide are
used in order to avoid the handling of caustic.
A liquor which is useful for bleaching groundwood pulp on either a
batch or continuous basis is made up as follows (quantities given are
added to water to make a 3,000 gallon batch)
Magnesium Sulfate/
配制方法： These materials ar mixed in the order given, and the liquor is used at the rate of 92 gal per ton of dry pulp.

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