Certified Reference Materials (ISO 17034)

Phosphate-phosphorus in water standard solution

GBW(E)086186-20ML

CAS 7778-77-0

Phosphate-phosphorus in water

GBW(E)086178

CAS 7601-54-9

Acrylamide in water

GBW(E)100981

CAS 79-06-1

Trichloroethylene in methanol

GBW(E)086466

CAS 79-01-6

Carbosulfan in methanol

GBW(E)086165

CAS 55285-14-8

Quinclorac in methanol

GBW(E)086170

CAS 84087-01-4

Dicamba in methanol

GBW(E)086169

CAS 1918-00-9

2,4-Dichlorophenoxyacetic in methanol

GBW(E)086280

CAS 94-75-7

2,4-Dichlorophenoxyacetic acid in methanol

GBW(E)086281

CAS 94-75-7

Nitrite in water

GBW(E)086364

CAS 7632-00-0

Total alkalinity solution certified reference materials

GBW(E)086830-20ML

CAS 497-19-8

Pyrimethanil in methanol

GBW(E)086168

CAS 53112-28-0

Thiodicarb in methanol

GBW(E)086166

CAS 59669-26-0

Propamocarb in methanol

GBW(E)086153

CAS 24579-73-5

Difenoconazole in methanol

GBW(E)086284

CAS 119446-68-3

Paraquat dichloride in methanol

GBW(E)086277

CAS 1910-42-5

Trichlorfon in methanol

GBW(E)086162

CAS 52-68-6

Fenobucarb in methanol

GBW(E)086164

CAS 3766-81-2

Isoprocarb in methanol

GBW(E)086160

CAS 2631-40-5

Quintozine in hexane

GBW(E)086458

CAS 82-68-8

Atrazine in Acetone

GBW(E)086246

CAS 1912-24-9

Quintozine in hexane

GBW(E)086457

CAS 82-68-8

Simazine in Acetone

GBW(E)083755

CAS 122-34-9

Sorbic acid in water

GBW(E)100544

CAS 110-44-1