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. 2015 Jan 15;52(10):6345–6354. doi: 10.1007/s13197-015-1721-7

Table 6.

Effect of chitosan coating on egg shell strength during 5-week of storage at 22 ± 1 and 32 ± 1 °C (n = 3)

Egg sample	Storage temperature (°C)	Maximum load (N)
		Storage period (week)
		0	1	2	3	4	5
	22 ± 1
ESC		37.05^b	41.24^b	40.38^a	43.99^b	40.67^b	41.27^b
ETC		36.92^b	38.49^c	40.66^a	43.07^b	40.76^b	39.25^b
ACE		36.03^b	37.2^c	34.78^b	34.27^c	32.44^c	30.42^c
NCE		34.98^c	37.3^c	35.07^b	34.28^c	31.59^c	27.46^d
	32 ± 1
ESC		37.05^b	38.95^b	40.56^b	40.56^b	39.73^b	35.23^b
ETC		36.92^b	44.23^c	43.65^c	43.65^c	33.83^c	32.83^c
ACE		36.03^b	35.24^d	36.43^d	36.43^d	24.59^d	21.25^d
NCE		34.98^c	34.11^d	38.68^b	34.58^e	26.74^e	24.86^e

Means with different letters within a column indicate significant differences

NCE non-coated egg, ACE egg with acetic acid coat, ESC egg with one-time chitosan coat, ETC egg with three-time chitosan coat