The determination of urine proteins by sulfosalicylic acid - sodium sulfate turbidimetry in automatic biochemical assay 硫酸钠比浊法在自动化分析仪上测定尿蛋白
Standard test method for testing rock slabs to evaluate soundness of riprap by use of sodium sulfate or magnesium sulfate 通过使用硫酸钠和硫酸锰测试岩石厚板以评价乱石安定性的标准试验方法
Methods for analysis of plating black nickel solutions part 4 : determination of sodium sulfate content by precipitation titrimetric method 电镀黑镍溶液分析方法第4部分:沉淀滴定法测定硫酸钠的含量
Implanted b ion in the pyc interphase came into being b4c , and reacted with oxygen and sodium sulfate producing b2o3 预测了b离子注入pyc界面相后，经高温处理生成的碳化硼能够和氧、硫酸钠反应生成氧化硼。
The harbor hpc can be examined by soaking in the sodium sulfate , chloride permeability , electric resistance testing and so on , to assess the durability 港湾高性能混凝土可利用硫酸钠浸泡、氯离子渗透、电阻试验等检测方式评估耐久性。
Abstract : this paper educed the rule of operations in the system with a simple model of the system through system analysis on imported salt and sodium sulfate plant 文摘:本文以优化系统设计参数为目的，建立了盐硝联产工艺的系统模型，利用流程模拟研究的方法，进行设计型模拟，考察母液浓度控制对整个系统设计参数的影响。
The feasibility and availability were studied by comparing the static tests and the effects of relative stir - elastic - module that the concrete in long - term immersion and drying and wetting cycle in saturated sodium sulfate solution 结果表明，相对动弹性模量表征的抗盐结晶侵蚀系数与相对抗折强度及劈拉强度表征的抗盐结晶侵性系数评价指标具有较好的相似性。
Mechanical performance , frost resistance and abrasion resistance of concrete with fly ash , air entraining agent and four kinds of inorganic salts including sodium sulfate , sodium nitrite , calcium nitrite and sodium chloride are mainly studied in this paper 本文研究了在路面水泥混凝土中掺入粉煤灰、引气剂和四种无机盐( na2so4 、 nano2 、 ca ( no2 ) 2和nacl )后,混凝土的力学性能、抗盐冻剥蚀能力和耐磨性等性能的变化规律。
Silica pigment , benzene parazolone , oxalic acid catalyzer , accelerant , catalyst , deposit carbon powder , starch , paraacetaminophenetol - sulfonamide , sodiumpara - aminosalicylate ( pasna ) , dalmato , p - thephalic acid , diethylbenzene - amine , titanium dioxide , acticarbon , sodium fluosilicate , fluorite , by - thiamine , silica gel powder , synthetic resin , sulfonic acid , polypropylene resin , aureomycin , pyrosodium silicate , gluchlorine acid coffee grounds , glucose , sodium sulfate , sulfide mineral , guound phosphate rock , bb , p . v . c . , M 、触媒、沉淀炭粉、对乙酰氮基苯磺酰氨、对氨基水杨酸、哆耳玛托、对苯二酸、二乙苯铵、二氧化钛、活性碳、氟硅酸钠、氟石矿、副产硫铵、硅胶粉未、合成树脂、磷酸钙、聚丙烯树脂、金霉素、偏硅酸钠、糠氯酸咖啡渣、口服葡萄糠、硫酸钠、硫化矿、磷矿粉、兰bb 、 p . v
Mix mineral additive into concrete has great effect on the pore structure , especially the addition of sodium sulfate coarsening the pore structure enormously , and increase the total porosity . after mixing sodium sulfate , the chloride ion diffusion coefficient of air entraining concrete increased , impermeability reduced ; but mixing sodium nitrite and sodium chloride can Na _ 2so _ 4掺入后,引气混凝土的氯离子扩散系数增大,抗渗性降低;而nano _ 2和nacl能够细化水泥石的孔结构,对混凝土的抗渗性有利,但提高幅度不大。
