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Prekė: Magnesiumo juoda kreida tvenkiniams, 20 kg. Kategorija: Chemikalai.
- Gamintojas: no brand
- Modelis: 59040441679183
- Svoris: 20 kg
BLACK MAGNESIUM CHALK 20 KG
for ponds and fish ponds
A natural mineral raw material for stabilizing water and the bottom of water reservoirs.
Product from polish mine
WHAT IS BLACK MAGNESIUM CHALK USED FOR?
Black magnesium chalk is a natural mineral intended for use in:
ponds
fish ponds
recreational reservoirs
small and medium-sized home tanks
Its task is not to “clean” the water rapidly, but:
✔ stabilization of water parameters
✔ improving the conditions of the reservoir bottom
✔ reducing algae problems at the source
❄ WHY USE IT IN WINTER?
In winter, the pond continues to function – processes take place under the ice that have a huge impact on water quality in spring.
Under the ice:
mud and organic residues decompose
phosphorus is released (the main "fuel" for algae)
the chemical conditions of the seabed are deteriorating
The pH becomes unstable
Black magnesium chalk:
settles to the bottom after thaw
works exactly where problems arise
stabilizes water in a gentle and long-term way
Thanks to this, the start of the spring season is calmer and the water conditions are better from the very beginning.
THE MOST IMPORTANT ADVANTAGES OF THE PRODUCT
✔ natural mineral raw material
✔ safe for fish with proper use
✔ operates slowly and steadily – without shocks to the ecosystem
✔ supports the chemical balance of water
✔ binds phosphorus in bottom sediments
✔ reduces algae growth by cutting off their food source
✔ ideal for use in winter and early spring
✔ product from polish mine
⚖ WHY BLACK MAGNESIUM CHALK AND NOT ROASTED LIME?
Burnt lime:
has a violent effect
causes rapid pH spikes
may destroy bottom microbiology
In winter, it poses a risk to fish
Black Magnesium Chalk:
acts gently and predictably
does not cause violent reactions
supports natural processes in the tank
suitable for use in winter
This is the difference between stabilization and aggressive interference.
DOSAGE (VERY IMPORTANT)
The dosage depends on the surface and average depth of the tank.
Recommended doses per 100 m² area:
average depth approx. 1 m
10 to 20 kg
average depth approx. 1,5 m
15 to 30 kg
average depth approx. 2 m
20 to 40 kg
Recommendation:
it is always better to use the lower dose limit
If necessary, you can repeat the application after a few months
HOW TO USE IN WINTER?
✔ spread evenly over ice
✔ or at the place of water supply / at the hole
✔ use dry
✔ do not mix with other means
✔ do not use together with roasted lime
After melting, the chalk will automatically sink to the bottom of the tank.
ℹ ADDITIONAL INFORMATION
natural product – possible differences in structure and colour
is not a chemical or biocidal agent
designed for long-term improvement of conditions in the tank
???? CONTENTS OF THE PACK
✔ Black Magnesium Chalk
✔ Weight: 20 kg
✔ Packaging: heavy duty bag
SUMMARY
Black magnesium chalk is a reasonable choice for people who:
want to take care of the pond without risky methods
Thinking about water quality in the long term
prefer stability over “chemistry”
Specifications
| Group | Name | Value |
|---|---|---|
| Parametry | Condition | new |
| Parametry | Invoice | With VAT invoice |
| Parametry | Brand | no brand |
| Parametry | Form | powder |
| Parametry | Weight | 20 kg |
| Parametry | Manufacturer code | 59040441679183 |
| Parametry | EAN (GTIN) | 5904044167918 |
| Parametry | Customs tariff code | 81049000 |
| Parametry | Purpose | water clarification,against algae,sediment reduction |




