Cal. Code Regs. Tit. 3, § 511 - Approved Testing Methods of Comparable Accuracy

(a) Each of the testing methods listed in this section is approved for use as an acceptable method of analysis for the determination of the components of milk, cream, bulk milk, products of milk, or products resembling milk products and shall be conducted by procedures and equipment outlined in the 18th edition of the Official Methods of Analysis of the Association of Official Analytical Chemists International, which is incorporated by reference.

(1) Fat in Raw Milk, Babcock Method, AOAC Official Method 989.04

(2) Fat in Milk, Modified Mojonnier Ether Extraction Method, AOAC Official Method 989.05

(3) Fat in Cream, Babcock Method, AOAC Official Method 995.18

(4) Fat in Cream, Mojonnier Ether Extraction Method, AOAC Official Method 995.19.

(5) Fat in Cream, Roese-Gottlieb Method, AOAC Official Method 920.111.

(6) Solids

(Total) in Milk, By Direct Forced Air Oven Drying, AOAC Official Method 990.20.

(7) Solids-Not-Fat in Milk, AOAC Official Method 990.21.

(8) Fat, Lactose, Protein, and Solids in Milk, Mid-Infrared Spectroscopic Method, AOAC Official Method 972.16.

(9) Lactose in Milk, Polarimetric Method, AOAC Official Method 896.01.

(10) Lactose in Milk, Enzymatic Method, AOAC Official Method 984.15.

(11) Protein in Milk, Dye Binding Method I, AOAC Official Method 967.12.

(12) Nitrogen (Total) in Milk, Kjeldahl Method, AOAC Official Method 991.20.

(13) Nonprotein Nitrogen in Whole Milk, Kjeldahl method, AOAC Official Method 991.21.

(14) TCA Precipitated Protein Nitrogen Content of Milk, Kjeldahl Method, AOAC Official Method 991.22.

(15) Protein Nitrogen Content of Milk, Indirect Kjeldahl Method, AOAC Official Method 991.23

(b) Each of the approved testing methods of comparable accuracy utilized in the testing of milk for payment purposes shall comply with the required levels of accuracy and precision outlined in section 512.2(e) of this article.

Notes

Cal. Code Regs. Tit. 3, § 511

Note: Authority cited: Section 407, Food and Agricultural Code. Reference: Sections 32921, 34202, 34231 and 34261.5, Food and Agricultural Code.

1. New section filed 10-19-79; designated effective 1-1-80 (Register 79, No. 42).
2. Amendment of section and Note filed 2-15-2007; operative 3-17-2007 (Register 2007, No. 7).