Florür standart çözeltisi CRM

0.5 mol/l 1000 mg/L Cr
500 ml/paket

Merck Buffer solution (citric acid/sodium hydroxide) traceable to SRM from NIST and PTB pH 5.00 (20°C) Certipur®

Merck Tin ICP standard traceable to SRM from NIST SnCl in HCl 7% 1000 mg/l Sn Certipur®

Merck Buffer solution (acetic acid/sodium acetate) traceable to SRM from NIST and PTB pH 4.66 (20°C) Certipur®

H₂O 'da 15.0 mg/L NO₃-N
100 ml/paket

500 - 10000 mg/L; 1.80 ml her bir ölçüm için Spectroquant®
1 adet/paket 495 ml

Merck Potassium dihydrogen phosphate/ di-sodium hydrogen phosphate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S)=6.86 /pH(S)=7.41 (25°C) Certipur®

H₂O 'da 50.0 mg/L NO₃
100 ml/paket

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur®

H₂O 'da 400 mg/L SO₄ 
100 ml/paket

Merck Buffer solutions (boric acid/potassium chloride/sodium hydroxide), traceable to SRM fro m NIST and PTB pH 11.00 (25°C) Certipur®

Merck Sodium ICP standard traceable to SRM from NIST NaNO in HNO 2-3% 10000 mg/l Na Certipur®