U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 7Chapter IPart 51Subpart H - Subpart H—United States Standards for Grades of Florida Oranges and Tangelos
View all text of Subpart H [§ 51.1140 - § 51.1179]
§ 51.1178 - Maximum anhydrous citric acid permissible for corresponding total soluble solids.

For determining the grade of juice, the maximum permissible anhydrous citric acid content in relation to corresponding total soluble solids in the fruit is set forth in the following Table II together with the minimum ratio of total soluble solids to anhydrous citric acid:

Table II

Total soluble solids
(average pct) 		Maximum anhydrous citric acid
(average pct) 		Minimum ratio of total soluble solids to anhydrous citric acid
9.00.9479.50-1
9.1.9639.45-1
9.2.9799.40-1
9.3.9959.35-1
9.41.0119.30-1
9.51.0279.25-1
9.61.0439.20-1
9.71.0609.15-1
9.81.0779.10-1
9.91.0949.05-1
10.01.1119.00-1
10.11.1288.95-1
10.21.1468.90-1
10.31.1648.85-1
10.41.1828.80-1
10.51.2008.75-1
10.61.2188.70-1
10.71.2378.65-1
10.81.2568.60-1
10.91.2758.55-1
11.01.2948.50-1
11.11.3068.50-1
11.21.3188.50-1
11.31.3298.50-1
11.41.3418.50-1
11.51.3538.50-1
11.61.3658.50-1
11.71.3768.50-1
11.81.3888.50-1
11.91.4008.50-1
12.01.4128.50-1
12.11.4248.50-1
12.21.4358.50-1
12.31.4478.50-1
12.41.4598.50-1
12.51.4718.50-1
12.61.4828.50-1
12.71.4948.50-1
12.81.5068.50-1
12.91.5178.50-1
13.01.5308.50-1
13.11.5418.50-1
13.21.5538.50-1
13.31.5658.50-1
13.41.5768.50-1
13.51.5888.50-1
13.61.6008.50-1
13.71.6128.50-1
13.81.6248.50-1
13.91.6358.50-1
14.01.6478.50-1
14.11.6598.50-1
14.21.6718.50-1
14.31.6828.50-1
14.41.6948.50-1
14.51.7058.50-1
14.61.7188.50-1
14.71.7298.50-1
14.81.7418.50-1
14.91.7538.50-1
15.01.7658.50-1
15.11.7768.50-1
15.21.7888.50-1
15.31.8008.50-1
15.41.8128.50-1
15.51.8248.50-1
15.6 or more8.50-1
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