OMB Meeting Book - Jan. 11, 2018

2016.03 (Nov. 2017) - Chlor-02/04 Final Action Review FOR ERP USE ONLY DO NOT DISTRIBUTE

(a) Water, purified, Type I (EMD Millipore) Corp., Billerica, MA, USA, or equivalent).

(b) Sodium chloride (NaCl), purity ≥ 99,5 %, certified reference material for titrimetry, Sigma Aldrich #71387 or equivalent.

(c) Silver nitrate (AgNO 3 ), meets analytical specification of European Pharmacopoeia ( Ph. Eur), British Pharmacopoeia ( BP), United States Pharmacopeia (USP), assay 99,8 % -100,5 %, Sigma-Aldrich 10220, or equivalent.

(d) Potassium ferrocyanide trihydrate (K 4 Fe(CN) 6 · 3H 2 O), puriss, p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥ 99 %, Sigma-Aldrich # 31524 or equivalent.

(e) Zinc acetate dihydrate Zn(CH 3 COO) 2 · 2H 2 O, ACS reagent puriss p.a., ≥ 99,0 %, Sigma Aldrich # 96459 or equivalent.

(f) Nitric acid (HNO 3 ), minimum 65 % p.a., Merck #100452 or equivalent.

(g) Standardized AgNO 3 solution, substance concentration c = 0,1 mol/l, Titripur® Reag. Ph. Eur. Reag. USP. # 1,09081,1000 or EM3214-1, or ready-to-use standardized titrant prepared according to GB/T 601 [1], or equivalent.

(h) Sodium chloride (NaCl) standardized solution, c = 0,1 mol/l, Alfa Aesar, # 35616, (Ward Hill, MA, USA), or equivalent,

(i) Glacial acetic acid, 100 %, anhydrous for analysis EMSURE® ACS, ISO, Reag. Ph. Eur., MERCK, # 100063 or equivalent.

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