O-Phospho-L-threonine

O-磷酸- L -苏氨酸

Oil and Grease 1000 mg/L Calibration Standard

Oxolinic acid-(ethyl-d₅)

Parbendazole

帕苯达唑

Perfluoropentanoic Acid

九氟戊酸

Phenylbutazone-(diphenyl-¹³C₁₂)

Poly(α-methylstyrene)

聚(α-甲基苯乙烯)

Poly(styrenesulfonic acid sodium salt)

聚(苯乙烯磺酸钠盐)

Potassium tetrakis[3,5-bis(trifluoromethyl)phenyl]borate

四[3,5-二(三氟甲基)苯基]硼酸钾

Prothiofos

丙硫磷

Pullulan Standard

Red 2G

酸性红1

Rhapontin

3,3′,5-Trihydroxy-4′-methoxystilbene 3-O-β-D-glucoside

硅ICP标准液, Silicium Standard for ICP

Sodium formate solution

甲酸钠 溶液