Liquid filter type 667-UV0180 for testing the photometric accuracy, content: 180 mg/l Potassium dichromate in perchloric acid, absorption: 0.9 - 2.6, certified at wavelengths: 235; 257; 313; 350 nm, in high quality storage box with DAkkS calibration certificate
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Brand
Hellma
Type
Liquid Filter
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