All plants packing food products regulated under Sections 12415 and 12420 shall have and maintain in proper working condition for the use of the state cannery inspector pH determination equipment of the glass electrode type. All plants packing vegetables in acidified brine shall have complete titrating equipment, consisting of burette, standardized alkaline solution, indicator solution, pipettes, and titrating flasks or beakers. All of the above must be kept in clean workable condition at all times.
Cal. Code Regs. Tit. 17, § 12425