水溶性金属钝化剂比油溶性金属钝化剂具有更多的优点。
The water-soluble metal passivators have more advantages than the oil-soluble metal passivator.
LMP—4型金属钝化剂挂锑率高达50％， 响应时间短，对镍表现出显著的钝化效果。
Ratio of antimony hanging about the passivator comes up to 50%, it shows remarkable effects passivating on nickel.
金属钝化剂可以抑制镍和钒等金属对催化裂化催化剂的污染，使被污染催化剂的性质得到改善。
Metal passivator can inhibit nickel and vanadium pollution on the catalytic cracking catalysts and improve the property of polluted catalysts.
结果表明：LMP—4型金属钝化剂具有水溶性好、微毒、无味等特点，使用安全、方便、可靠。
This passivator has characteristics of low-poison, odorless, good water-solubility, and can be vised conveniently and safely.
评价方法可用于评价催化裂化金属钝化剂的钝化性能、产品质量、对原料油的适应性，以及确定钝化剂的最佳加入量。
The method can be used to evaluate the passivability, the product quality, the adaptability to various feedstock of metal passivator, and to determine the optimal additives dosage.
评价方法可用于评价催化裂化金属钝化剂的钝化性能、产品质量、对原料油的适应性，以及确定钝化剂的最佳加入量。
The method can be used to evaluate the passivability, the product quality, the adaptability to various feedstock of metal passivator, and to determine the optimal additives dosage.
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