Hellma

Liquid Calibration Standard 667035 for testing the UV wavelength accuracy. Rare Earth Filter with 5 wavelength peaks from 201 to 252nm Type: 667035 Order Number: 667035

Liquid Calibration Standard 667040 for testing the absorption and linearity. 40 mg/l Potassium dichromate in HClO4 Type: 667040 Order Number: 667040

Liquid Calibration Standard 667045 for testing the wavelength accuracy . HoDi filter with 19 stardard peaks from 241 to 864nm Type: 667045 Order Number: 667045

Liquid Calibration Standard 667060 for testing the absorption and linearity. 60 mg/l Potassium dichromate in HClO4 Type: 667060 Order Number: 667060

Liquid Calibration Standard 667080 for testing the absorption and linearity. 80 mg/l Potassium dichromate in HClO4 Type: 667080 Order Number: 667080

Liquid Calibration Standard 667100 Set for testing stray light according to European Pharmacopeia. Includes UV1 and UV12 Type: 667100 Order Number: 667100

Liquid Calibration Standard 667100H Set for testing stray light according to USP857. Includes UV1 and UV1H (KCl 5mm and 10mm path lengths) Type: 667100H Order Number: 667100H

Single Filter 667001H for testing the stray light according to USP857. Potassium Chloride (KCl) stray light filter 5mm path length Type: 667100H Order Number: 667100H

Liquid Calibration Standard 667101 Set for testing stray light. Includes UV10 and UV12 Type: 667101 Order Number: 667101

Liquid Calibration Standard Re-calibration Type: 667101H Order Number: 667101HRE