Kalkwasser > Calcium > Additives > Saltwater Aquarium Supplies

Blue Life Precision Kalkwasser 100g

Benefits: Blue Life Precision Kalkwasser is a tried and true method for supplementing calcium and maintaining KH/alkalinity levels in marine aquariums. Experts have used Kalkwasser for many years, and few products compare to its...

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Our Price: $8.99

Item Code: BL2211

Blue Life Precision Kalkwasser 1800g

Benefits: Blue Life Precision Kalkwasser is a tried and true method for supplementing calcium and maintaining KH/alkalinity levels in marine aquariums. Experts have used Kalkwasser for many years, and few products compare to its...

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Our Price: $59.99

Item Code: BL2219

Blue Life Precision Kalkwasser 225g

Benefits: Blue Life Precision Kalkwasser is a tried and true method for supplementing calcium and maintaining KH/alkalinity levels in marine aquariums. Experts have used Kalkwasser for many years, and few products compare to its...

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Our Price: $13.99

Item Code: BL2213

Blue Life Precision Kalkwasser 450g

Benefits: Blue Life Precision Kalkwasser is a tried and true method for supplementing calcium and maintaining KH/alkalinity levels in marine aquariums. Experts have used Kalkwasser for many years, and few products compare to its...

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Our Price: $17.99

Item Code: BL2215

E.S.V. Calcium Hydroxide 1lb

Calcium Hydroxide is the proven standard for maintaining calcium concentration and alkalinity in closed marine aquaria. The calcium provided is directly used by calcifying organisms, and the hydroxide ions provided readily convert...

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Our Price: $10.49

Item Code: EV2101

E.S.V. Calcium Hydroxide 4 lb

Calcium Hydroxide is the proven standard for maintaining calcium concentration and alkalinity in closed marine aquaria. The calcium provided is directly used by calcifying organisms, and the hydroxide ions provided readily convert...

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Our Price: $19.99

Item Code: EV2102

Ecosystem Aquarium Eco Kalkwasser 2 - 300g pouches

Kalkwasser Powder Concentrate makes 2 gallons liquid product

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Our Price: $32.99

Item Code: EC3311

Kent Marine Kalkwasser 100 g

Description: KALKWASSER MIX provides bio-available calcium for lush growth of purple, pink and green calcareous algaes, snails, hard tube worms and clams. Corals will open more and stay attached to their skeletons better, with r...

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Our Price: $5.99

Item Code: KM3111

Kent Marine Kalkwasser 225 g

Description: KALKWASSER MIX provides bio-available calcium for lush growth of purple, pink and green calcareous algaes, snails, hard tube worms and clams. Corals will open more and stay attached to their skeletons better, with r...

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Our Price: $8.99

Item Code: KM3113

Kent Marine Kalkwasser 450 g

Description: KALKWASSER MIX provides bio-available calcium for lush growth of purple, pink and green calcareous algaes, snails, hard tube worms and clams. Corals will open more and stay attached to their skeletons better, with r...

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Our Price: $11.99

Item Code: KM3115

KNOP KALKWASSERmix 500g

Calcium hydroxide / Kalkwasser increases calcium concentration reduces phosphate concentration stabilizes pH

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Our Price: $17.99

Item Code: KP1098

Seachem Reef Kalkwasser 1 kg

Seachem Reef Kalkwasser is a pure calcium hydroxide with unsurpassed purity and solubility characteristics. This calcium hydroxide meets or exceeds the purity of competing brands designated for reef use. Calcium hydroxide is used ...

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Our Price: $17.99