SIS 18 41 11 Model 290 Model 290/I with manufacturer's test certificate 比重计,涂料、铝的密度测定 100 ml Model 290 Model 290/I with KB* 比重计,涂料、铝的密度测定 100 ml,KB:符合性评估 Model 290 Model 290/II with manufacturer's test certificate 比重计,涂料、铝的密度测定 50 ml Model 290 Model 290/II with KB* 比重计,涂料、铝的密度测定 50 ml,KB:符合性评估 Model 290 Model 290/V with manufacturer's test certificate 比重计,涂料、钢的密度测定 100 ml Model 290 Model 290/V with KB* 比重计,涂料、钢的密度测定 100 ml,KB:符合性评估 Model 290 Model 290/IV with manufacturer's test certificate 比重计,涂料、钢的密度测定 50 ml Model 290 Model 290/IV with KB* 比重计,涂料、钢的密度测定 50 ml,KB:符合性评估