(a) A method which will positively identify each specimen during the period from procurement to the beginning of final storage shall be placed in effect by each person.(b) The final label shall show: (1) The name of the product, and method used in processing.(2) A number which will identify the processing information related to the specimen.(3) A date prior to which use must be made of the product, or prior to which use of the product is recommended, whichever is applicable.(4) Name and address of the processor.(5) If temperature is a factor in preservation, the temperature range within which deterioration is avoided shall be specified.(6) Other data descriptive of the product may also be included in the label.(7) Directions for reconstitution of the product, and preparation for its use may be included in the label or in an accompanying circular.(8) Altered or supplementary labels shall not be used.Cal. Code Regs. Tit. 17, § 1205