1. bring tissue paper to apply. 2. preparing the brings color, prepared using 15 grams colours are boiled in water 2 l. 3. bring tissue paper to each group, leave the paint soak 15 min and prepare to insert the nylon sieve and then gliding on the water color. 4. and then dried for about 1 day.Record the results of the experiment. Save color characteristics. The distribution of the colours on pulp production.Step 4 to bring the production to processing paper utilization.
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