Purity of your sample is critical in elemental analysis. Element analysis is a weight percent analysis. Impurities such as solvent, water, starting materials, different end products will affect the elemental proportionally.
Dry your sample thoroughly free of solvents and impurities
Minimum quantity for CHNS: 3mg
Minimum sample required for ICP : 5mg for solids/10ml for filtered liquids
Minimum sample required for IC : 5mg for solids /10ml for filtered liquids
Submit samples to NUS, 3 Science Drive 3, S8-01-02 Singapore 117543.
Tel: 65164438 (Lab is open from Mon to Fri 830 to 6pm, except 530pm on Friday. Avoid 1-2pm. Sat/Sun closed)