共找到 777 条与 其他化工产品 相关的标准,共 52 页
Polyethylene oxide catalyst activity test method
Method for determination of acidic sites of methanol to light olefins catalysts
Test method for sulfur capacity of aluminum-based desulfurizers
Determination method for cobalt in waste petrochemical catalysts
Analysis method of chemical composition of polyethylene oxide catalyst
Determination of carbon and sulfur in petroleum refining catalysts by high frequency combustion infrared absorption method
Methods for analysis of chemical components of catalysts used for hydrogenation to synthesize aromatic amines
Analysis method of chemical composition of catalyst for oxidation of methacrolein to methacrylic acid
Test method for catalyst activity in terephthalic acid hydrorefining
Analysis method of chemical components of ethylene gas phase polymerization catalyst
Determination of particle size distribution of olefin polymerization catalysts by laser diffraction method
Analysis method of chemical components of propylene polymerization catalyst
Carbon monoxide medium-high pressure sulfur-tolerant shift catalyst
Terephthalic acid hydrorefining catalyst
表1 金属加工液的技术要求 序号 项 目 质量指标 L-MAA L-MAB L-MAE L-MAF L-MAG L-MAH 1 浓 缩 物 外观 淡黄色至褐色透明或半透明均匀油状液 均匀液体或均匀膏状物或均匀粉剂 2 储运安定性 无明显变化 3 硼含量/(mg/L) ≤50 4 硫含量/( mg/L) ≤20 5 氯含量/( mg/L) ≤20 6 磷含量/( mg/L) ≤20 7 稀a 释 液 透明度 不透明或半透明 透明或半透明 8 pH值 8.0~10.0 9 消泡性/(mL/10 min) ≤2 10 表面张力/(mN/m) ≤40 11 腐蚀试验a(55±2)℃,h HT300铸铁,A级 T3铜,B级 2A12铝,B级 ≥24 ≥16 ≥16 12 防锈试验(35±2)℃ HT300铸铁单片,24 h HT300铸铁叠片,8 h 合格 合格 13 安定性 油 皂 无析出 无析出 14 食盐允许量 无相分离 15 硬水适应性 未见絮状物或析出物 续表1 金属加工液的技术要求 序号 项 目 质量指标 L-MAA L-MAB L-MAE L-MAF L-MAG L-MAH 16 稀释液b 对机床油漆的适应性 允许轻微失光和变色,但不允许油漆起泡、发粘、开裂和脱落 17 亚硝酸盐含量c,mg/L ≤20 a 产品只用于黑色金属加工时,不受T3铜和2A12铝试验结果限制。 b 稀释液用蒸馏水配制,浓度(质量百分数)为5%。 B 金属加工液中不应含有亚硝酸盐。(产品在制作中不添加亚硝酸盐,在实际应用中,不排除其他原料的带入或者是反应生成)
Boron Sulfur Phosphorus Chlorine Additives-Free Metal Working Fluid
Test method for activity of ruthenium-based ammonia synthesis catalyst
Test method for activity of catalysts for producing isobutylene from normal olefins in liquefied gas
High-precision hydrogen sulfide and carbon sulfide removal purification catalyst activity test method
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