- ,(Contains 1 bottle of sulfur dioxide standard solution 100μg/mL, 20ml/tube, 1 bottle of formaldehyde absorption buffer 20Ml/tube, 2 bottles of roseaniline hydrochloride 0.05g/100mL, 1 bottle of sodium sulfamate 0.60g/tube) Matrix: water .U=1%, 1EA
- Standard substances for alcohol solutions,Methanol 0.60mg/mL Isobutanol 0.60mg/mL Isoamyl alcohol 0.60mg/mL, matrix: 60% ethanol U=2%, 5ml