Florür standart çözeltisi CRM

0.5 mol/l 1000 mg/L Ag 
100 ml/paket

Merck Thallium standard solution traceable to SRM from NIST TlNO in HNO 0.5 mol/l 1000 mg/l Tl Certipur®

100 - 1500 mg/L; 2.30 ml her bir ölçüm için Spectroquant®
1 adet/paket 495 ml

H₂O 'da 4.00 mg/L PO₄-P (toplam)
100 ml/paket

H₂O 'da 1.00 mg/L NO₃
100 ml/paket

Merck Certified sec. standard reference buffer solution potassium hydrogen phthalate directly traceable to primary SRM from NIST/PTB pH (S) = 4.00 (25°C) Certipur®

1000 mg/L B
500 ml/paket

Merck Buffer solution (potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (25°C) Certipur®

Merck Buffer solution (citric acid/sodium hydroxide/hydrogen chloride) colour: red traceable to SRM from NIST and PTB pH 4.00 (20 °C) Certipur®

H₂O 'da 12.0 mg/L NH₄-N
100 ml/paket

Merck Beryllium standard solution Be O(C H O ) in HNO 0.5 mol/l 1000 mg/l Be Certipur®

Alüminyum, Kurşun, Nikel, Çinko fotometrik metodların kalite kontrolleri için