Calcium Hydroxide 90%

Calcium Hydroxide Ca(OH)₂ Pure 90% Reef Kalkwasser Hydrated Lime – 1kg Jerry Can / 3kg Bucket

Product Overview:

High-quality Calcium Hydroxide Ca(OH)₂, also known as Hydrated Lime or Reef Kalkwasser, supplied in 1kg jerry can or 3kg bucket. Ideal for reef aquarium calcium supplementation, pH support, laboratory use, water treatment and general technical applications. Fine powder form for easy measuring and mixing.

Key Features:

1. Pure Calcium Hydroxide Ca(OH)₂ 90%
2. Suitable for reef aquarium Kalkwasser preparation
3. Helps support calcium and alkalinity levels
4. Fine white powder for easy mixing
5. Supplied in resealable 1kg or 3kg packaging

Uses:

1. Reef aquarium Kalkwasser solution
2. pH adjustment in suitable systems
3. Water treatment applications
4. Laboratory and educational use
5. Technical and industrial lime applications

📋 Product Details:

Weight: 1kg Jerry Can / 3kg Bucket
Grade: Pure 90% Technical Grade
Form: Fine Powder
Chemical Formula: Ca(OH)₂
Other Name: Hydrated Lime / Slaked Lime / Kalkwasser Powder

How to Use – Popular Applications:

1. Reef Aquarium Kalkwasser
   • Mix approximately 1–2 grams per litre of fresh RO/DI water.
   • Stir gently and allow undissolved powder to settle.
   • Dose only the clear liquid slowly into the aquarium.
   • Avoid direct contact with livestock.
2. Aquarium pH Support
   • Prepare a weak Kalkwasser solution.
   • Add gradually using a dosing system.
   • Monitor pH carefully with a reliable test kit.
   • Do not overdose.
3. Calcium Supplementation
   • Use clear saturated limewater as part of reef maintenance.
   • Dose in small amounts over several hours.
   • Test calcium and alkalinity regularly.
4. Water Treatment
   • Add measured quantities depending on water volume and required pH change.
   • Mix thoroughly.
   • Always test pH before and after use.
5. Laboratory / Technical Use
   • Weigh required amount in grams.
   • Mix with water in a suitable container.
   • Wear gloves, eye protection and dust mask.
   • Store sealed in a dry place.

Safety Information:

Calcium Hydroxide is alkaline and may cause skin, eye and respiratory irritation. Wear gloves, goggles and avoid inhaling dust. Keep away from children and pets. Store tightly sealed in a cool, dry area.

📈 Other Names:

Calcium Hydroxide Powder, Ca(OH)₂, Hydrated Lime, Slaked Lime, Reef Kalkwasser, Kalkwasser Powder, Aquarium Calcium Hydroxide, Limewater Powder, Pure Hydrated Lime, Technical Calcium Hydroxide, Reef Tank Calcium Supplement, Marine Aquarium Kalkwasser, High Purity Calcium Hydroxide

❓FAQ

1. Is this suitable for reef aquariums?
Yes, it is commonly used to prepare Kalkwasser for reef aquarium calcium and pH support.

2. What is the purity?
This product is Calcium Hydroxide Ca(OH)₂ Pure 90%.

3. What packaging sizes are available?
Available as 1kg jerry can or 3kg bucket.

4. Can it be mixed directly into an aquarium?
No. Mix with RO/DI water first, allow solids to settle, then dose only the clear liquid slowly.

5. Is this the same as hydrated lime?
Yes, Calcium Hydroxide is also known as Hydrated Lime, Slaked Lime and Kalkwasser powder.

Buyer assumes all responsibility for safety and use not in accordance with directions.