Easy dosing instructions: Start at 1 ml per 100 L daily and adjust as needed
Suitable for saltwater reef aquariums: Formulated specifically for marine environments
Summarized by Shop
ALKALINITY | PH | BORON
Hydroshock alkalinity is a highly effective alkalinity supplement specially developed for reef aquariums, delivering a total alkalinity of 8,400 dKH. Formulated to precisely replenish carbonate alkalinity consumed by coral growth, it supports stable and robust coral skeleton formation by maintaining optimal aragoni
Total Alkalinity
8–400 dKH
Recommended Dosage
1 ml per 100 L daily
Boron Content
USP Stabilizing Boron Buffer
Shelf Life
24 months
Storage
Store tightly sealed in a cool, shaded location (25°C), protect from direct light
Summarized by Shop
5.0
4 ratings
5
4
3
2
1
Alkalinity
I'm loving how hydroshock comes with trace elements. All of my corals have been growing faster since I made the switch.
E
Evan · March 9, 2026
Hydroshock
I’m dosing all 3 bottles of Hydroshock, my corals have been much happier. I like it better than a 2 part.