Fosfat standart çözeltisi

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide) traceable to SRM from NIST and PTB pH 9.00 (25°C) Certipur®

Merck Potassium tetraoxalate dihydrate certified secondary standard reference material for pH measurement; directly traceable to primary reference material from NIST/PTB pH (S) = 1.67 (25°C) Certipur®

Merck Scandium ICP standard traceable to SRM from NIST Sc O in HNO 7% 1000 mg/l Sc Certipur®

Merck Samarium ICP standard traceable to SRM from NIST Sm O in HNO 2-3% 1000 mg/l Sm Certipur®

1000 mg/I Mo
500 ml/paket

Merck Selenium ICP standard traceable to SRM from NIST SeO in HNO 2-3% 1000 mg/l Se Certipur®

H₂O 'da 75.0 mg/L PO₄-P (toplam)
100 ml/paket

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide), coloured: blue traceable to SRM from NIST and PTB pH 9.00 (20°C) Certipur®

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

H₂O 'da 6.00 mg/l NH₄-N
100 ml/paket

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

Merck Yttrium standard solution traceable to SRM from NIST Y(NO ) in HNO 0.5 mol/l 1000 mg/l Y Certipur®