二(顺-11,14-二十碳二烯酸)甘油酯, Dieicosadienoin

UOP方法660标准品(环丁砜1% 溶于水), UOP Method 660 Standard,1% in Water

标准品, USP 232 Oral Impurities Mix 4,Varied conc. in 2-5% Nitric Acid, tr HF

p-Ethyltoluene

对-甲乙苯

1,2,3,4-Tetramethylbenzene

1,2,3,4-四甲基苯

Vitamin B6

维生素B6/盐酸吡哆辛/盐酸吡哆醇

Vitamin D3

胆骨化醇/维生素d3

Vitamin K3

2-甲基-1,4-萘酚喹酮/甲萘醌/维生素K3

挥发性石油烃混标 / VPH 用标准品, VPH Solution,200 μg/mL in MeOH

化学需氧标准品(COD), Chemical Oxygen Demand Std,500 μg/mL in Water

PH-10标准品, Inorganic Wet Chemical pH Std,pH 10 in Water

总有机氮标准品, Total Organic Nitrogen Standard,1000 μg/mL in Water

21种耐磨金属混标, Wear Metals Standard,100 μg/g in 75 cSt Base oil

21种耐磨金属混标, Wear Metals Standard,500 μg/g in 75 cSt Base oil

ICP-AES法分析旧润滑油中的添加元素、磨损金属和污染物标准品ASTM D-5185-97, 21 Element Wear Metal Standard,10 μg/g in Mineral oil