Objective: to evaluate the ability of chitosan with high viscosity to improve the retention and masticatory efficiency of complete denture.
目的：评价高黏度壳聚糖改善全口义齿固位效果和提高其咀嚼效率的能力。
They can be used in food, medicine, food, cosmetics. the high viscosity mineral oil can be used in polystyrene and polypropylene. we have complete qc system and afterservice system.
目前，杭州炼油厂生产的白油符合标准，可用于食品、医药、粮食、化妆品行业，其中高粘度白油在国内外已广泛应用于聚苯乙烯、聚丙烯行业。
A treatment by pentosanase could reduce greatly the viscosity and make the evaporation more complete.
为使蒸发进行得更彻底，可以用戊聚糖酶处理以降低粘度。
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