certified metal standard solution for atomic spectrometry secondary reference material, reference solution, certified by EMPA, according to ISO Guide 35 Synonym Arsenic(III) oxide Solution
Analysis Note Exact concentration, expiry date, traceability and detailed information on certification can be found on the certificate and certification report, included in each package. Content and expiry date on label.
Preparation Note prepared with As2O3, NaOH and HNO3
concentration 1000 mg/L As
pH ~3 (lit.)
E3 E3
Safety Hazard Codes T Risk Statements 45-22-52/53 Safety Statements 53
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