Hellma

Single Filter Re-calibration Type: 667010 Order Number: 667010RE

Liquid Calibration Standard Re-calibration Type: 6670100 Order Number: 6670100RE

Single Filter 667010H for testing the stray light according to USP857. Sodium Iodide (Nal) stray light filter 5mm path length Type: 667010H Order Number: 667010H

Liquid Calibration Standard 667011 for testing Stray light. Sodium nitrite in ultra pure water 10mm path length Type: 667011 Order Number: 667011

Liquid Calibration Standard 667011H for testing stray light according to USP857. Sodium Nitrite (NaN0?) stray light filter 5mm path length Type: 667011H Order Number: 667011H

Liquid Calibration Standard 667012 for testing Stray light. Ultra pure water (reference filter) not required for USP 857 tests Type: 667012 Order Number: 667012

Liquid Calibration Standard 667014 for testing photometric accuracy, stray light and absorption and linearity. Perchloric acid (reference filter) Type: 667014 Order Number: 667014

Liquid Calibration Standard 667019 for testing Stray Light according to USP 857. Acetone ((CH?)?CO) 10mm path length Type: 667019 Order Number: 667019

Liquid Calibration Standard 667019H for testing Stray Light according to USP 857. Acetone ((CH?)?CO) 5mm path length Type: 667019H Order Number: 667019H

Liquid Calibration Standard 667020 for testing the absorption and linearity. 20 mg/l Potassium dichromate in HClO4 Type: 667020 Order Number: 667020