AOAC Methods for Review in Codex STAN 234_11-2018

AOAC Official Methods Listed in CXS 234 for Milk and Milk Products

7

33.6.06

AOAC Official Method 960.29 Salt in Butter

Titrimetric Method First Action 1960 Final Action 1967 IDF–ISO–AOAC Method

Accurately weigh ( ± 10 mg) ca 5 g test portion into 250 mL Erlenmeyer and add 100 mL boiling water. Let stand, swirling occasionally, 5–10 min while cooling to 50 ° –55°C. Add 2 mL K 2 CrO 4 indicator, 941.18 B( b ) ( see A.1.11), and titrate with 0.1M AgNO 3 , standardized as in 941.18 C ( see A.1.11), until orange-brown color persists 30 s. mL 0.1M AgNO 3 × 0.585/g test portion = NaCl, %

Reference: JAOAC 49, 518(1966). CAS-7647-14-5 (sodium chloride)

 2005 AOAC INTERNATIONAL

10/9/2018