Skip to main content

Table 2 Analyzed copper contents in the experimental diets (mg/kg, as-fed basis)

From: Optimal dietary copper requirements and relative bioavailability for weanling pigs fed either copper proteinate or tribasic copper chloride

Copper source1

Copper level, mg/kg

0

5

10

20

40

80

160

200

TBCC

9.4 ± 2.1

14.9 ± 3.0

21.9 ± 3.3

28.1 ± 3.2

50.4 ± 4.7

90.6 ± 5.2

174.2 ± 10.4

213.4 ± 14.6

CuPro

9.4 ± 2.1

15.4 ± 2.2

22.3 ± 3.8

30.8 ± 3.5

51.3 ± 5.2

88.7 ± 9.8

170.8 ± 13.4

  1. Value expressed as mean ± standard deviation (SD) based on triplicate determinations
  2. 1TBCC tribasic copper chloride, CuPro copper proteinate