Classification
Manufacturer
EClass
not containing the term:
HACH LANGE 

Secondary turbidity standards Gelex

Each set contains one sealed cuvette with the indicated concentrations.
TypeDescriptionPKCat. No. 
Set for 2100 P0-10 NTU, 10-100 NTU, 100-1000 NTU16264778
Set for 2100 AN0-2 NTU, 0-20 NTU, 0-200 NTU, 200-4000 NTU, 4000-10000 NTU17500004