璽標(上海)科技基體標物/質控樣品:土壤中全量鈣、鎂、鈉、鉀LY/T1234ZCRM044012.101-49.495g/kg瓶70g
璽標(上海)科技基體標物/質控樣品:土壤中11種金屬(總量)HJ974ZCRM044141.40-49500.01mg/kg瓶40g
璽標(上海)科技基體標物/質控樣品:土壤中全硫LY/T1255-1999ZCRM03651742.9±174.3mg/kg瓶100g
璽標(上海)科技基體標物/質控樣品:土壤中水解性酸度LY/T1241ZCRM1520132.13±26.43cmol/kg瓶100g
璽標(上海)科技基體標物/質控樣品:土壤中全硅HJ974-2018ZCRM0366459.5±80.6mg/kg瓶100g
璽標(上海)科技基體標物/質控樣品:土壤中有效硒/NY/T3420-2019ZCRM126759.4±9.2μg/kg瓶70g
微信公眾號
移動端瀏覽