orange cap discoloration

[bartmalave]

my orange cap is getting light orange pink spots, dont know why. can any one help

 

[bartmalave]

pica

here r some pics tell me what u think

 

[naples]

Looks like alk burn but not sure are you dosing

 

[MIKE NY]

yup all my caps look like that if the alk swings

 

[bartmalave]

guys u nailed it on the nose i had slacked off on testing my alk went from 11 to 6 thats what happens when u slack wont happen again lol thanks