Algae Id some help please

[jerl77]

Tank is 2-3 months old
Nitrate 0
Phos 0
Used Hanna meter
Don’t know why I am getting this
Have to clean glass once a day

 

[jerl77]

No one

 

[Jamesfl]

Looks like HA. Have never used Hanna checkers before but i know they have a good reputation. Are the reagents expired? Do you have another test kit or a friend with a test kit to double check the phos?

 

[jerl77]

Double checked with two test kits numbers look good
Part of the cycle ?
It's a young tank