5 WINNERS!! Make Testing Easy in 2019! A New GIVEAWAY from Marine Depot and Hanna Instruments!

[Zaffor]

And a supporter!

 

[tvu]

Entry #1 and #2 done.

Bonus: I use an apex for temp and ph, a refractometer the past couple years after using swing arm hydrometer for 20+ yrs.

Hanna used for phosphate, copper and alk.

 

[Brian Stewart]

Entry 1 done.

 

[Brian Stewart]

Entry 2 done.

 

[Brian Stewart]

Entry 3 done

 

[19frank90]

1, 2, and 3 done!

Measure salinity with a Red Sea refractometer, temperature with a Cobalt Thermometer and phosphates with a Red Sea test kit.

 

[TimR]

Did all of them! I use Milwaukee refractometer

 

[TimR]

Did all of them! I use Milwaukee Refractometer.

 

[Oscar1018]

Subscribe to the marine depot

 

[Oscar1018]

Subscribe to hannas feed

 

[Oscar1018]

Entry #3 following in ig done

 

[Oscar1018]

Bonus
I used a refractometer for salinity
For temp I do it whit heater controller and many thermometers, and for the phosphate I use the hanna checker

 

[R_Andersen]

Subscribed to YouTube channel

 

[R_Andersen]

Subscribed to the newsletter

 

[ReisolnitsuJ]

subscribed to marine depot

 

[ksanfranfan]

Subscribed to 1,2,3.
Refractometer for salinity
Red Sea test kit for phosphate
Temp. Probe on apex for temperature

 

[aabjones888]

Subscribed to 1,2 and 3
I use apex for temp

 

[Ferrell]

Entry 1 complete

 

[Ferrell]

Entry 2 complete

 

[Ferrell]

Entry three complete