Thes study and bring forward a new formula for acid bleaching of barite powders containing impurities such as fluorite and calcite.
研究并提出用稀盐酸、硼酸和反应助剂作为含有萤石、方解石杂质的重晶石粉体酸漂增白的新配方。
Low temperature bleaching of wool with hydrogen peroxide using katalase as catalyst under acid condition has been studied as well as the related factors influencing it.
研究了在酸性条件下，以酶为催化剂，羊毛双氧水低温漂白工艺及相关因素的影响。
This paper studied the TCF bleaching of rice straw ammonium sulfite pulping, which contains of oxygen-alkali bleaching, acid treatment and hydrogen peroxide bleaching.
研究了稻草亚铵浆的氧碱漂白、酸预处理和过氧化氢补充漂的三段漂白。
Analysis and control of oxalic acid in bleaching filtrates has recently gained considerable attention in the pulp and paper industry due to problems with the formation of calcium oxalate scaling.
近年来草酸钙的形成在制浆造纸工业中造成诸多问题，因此如何分析及控制漂白废液中的草酸浓度就显得尤为重要。
We investigate the bleaching of neutral sulfite reed pulp by peroxy acetic acid (PAC).
对过醋酸（PAC）漂白中性亚硫酸盐苇浆进行了实验研究。
Effect of Amino sulfonic acid on hypochlorite bleaching of Masson Pine kraft pulp was experimented.
试验了氨基磺酸对马尾松硫酸盐化学木浆次氯酸盐漂白的影响。
Experiments of bleaching to natural zeolite employing acid treatment or acid treatment adding complex were carried out. The factors influencing zeolite whiteness are analyzed theoretically.
对天然沸石的酸处理漂白和加络合剂酸处理漂白进行了试验研究，并对影响白度的因素进行了理论分析。
Peracetic acid properties, preparation and analysis methods are described in this paper, Its' application and technology mainly in pulp bleaching are also introduced.
本文较为详细地介绍了过醋酸的有关性质，制备及测定方法，以及其在造纸中尤其是漂白中的应用和主要影响因素。
The crude rice bran oil with high acid value should be refined with physical refining, including degumming, bleaching, de-acidification, dewaxing, defatting.
米糠浸出所得到的毛糠油为一种高酸值毛油，采用物理精炼工艺在提高油脂精炼率和经济效益方面具有明显的优势。
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 adsorption bleaching using phosphoric acid at high-temperature had the best bleaching result for the dry-rendered lard, but the control…
高温磷酸脱色对于干法炼制的猪油脱色效果最好，但操作条件较难把握。
Food and products in the food industry used as acid-A agent, can be used for citrus, peaches, peeled agents such as bleaching agents, deodorizing agents.
食品及产品在食品工业上用做酸甲剂，可作柑桔、桃子等的去皮剂及脱色剂、脱臭剂。
Food and products in the food industry used as acid-A agent, can be used for citrus, peaches, peeled agents such as bleaching agents, deodorizing agents.
食品及产品在食品工业上用做酸甲剂，可作柑桔、桃子等的去皮剂及脱色剂、脱臭剂。
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