玺标（上海）科技基体标物/质控样品：GBW07103(GSR-1)花岗岩成分分析标准物质70g

玺标（上海）科技基体标物/质控样品:土壤中石油烃（C10-C40）质量控制物质，产品编号：ST-020-03A-09A＞24mg/kg,产品浓度：梯度浓度，产品规格：30g/瓶，国标：HJ1021-2019

玺标（上海）科技基体标物/质控样品：XB02031润滑脂中11种金属0.2-0.6mg/KG40g/瓶

玺标（上海）科技基体标物/质控样品：KTY926010茶叶中甲拌lin亚砜0.2-0.6mg/KG30g/瓶

玺标（上海）科技基体标物/质控样品：KTY926009茶叶中甲拌lin砜0.2-0.6mg/KG30g/瓶

玺标（上海）科技基体标物/质控样品：KTY926008茶叶中甲拌lin0.2-0.6mg/KG30g/瓶