Mole ratio is the key factor that influenced the formal de hyde content of urea resin.
降低人造板甲醛释放量的关键在于使用低游离甲醛树脂胶。
AB-8 macroporous resin is a good macroreticular resin for flavonoids from jujube stone with good adsorption and de-adsorption ability.
大孔吸附树脂ab - 8对冬枣核类黄酮具有较好的吸附和解吸能力，是一种适用于冬枣核类黄酮吸附分离的树脂。
The changes of molecular weight, life under heat, acid value, hydroxyl value and chlorine content of lac resin during bleaching and de-chlorinating processes have been studied.
本文研究了紫胶树脂在漂白和脱氯过程中分子量、热寿命、酸价、碘价、羟基值和氯含量的变化情况。
The changes of molecular weight, life under heat, acid value, hydroxyl value and chlorine content of lac resin during bleaching and de-chlorinating processes have been studied.
本文研究了紫胶树脂在漂白和脱氯过程中分子量、热寿命、酸价、碘价、羟基值和氯含量的变化情况。
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