Lo-Chlor Black Spot 900 Concentrated Algaecide Treatment – 1kg (SKU AAB100)

Lo-Chlor Black Spot 900 Concentrated Algaecide – 1kg

Tackle stubborn black spot (blue-green) algae with Lo-Chlor Black Spot 900 — a highly concentrated 90% Tri-Chlor granular treatment that goes directly onto the affected area and dissolves slowly for maximum contact time. A first from Lo-Chlor, this non-metallic formula is ideal for pebblecrete, white plaster, and tiled pools.

Classified as a Dangerous Good under Australian Dangerous Goods (ADG) Code, IATA, and IMDG/IMSBC criteria (Class 5.1).

Key Features

• 90% Tri-Chlor formula – 900g/kg available chlorine as Trichloroisocyanuric Acid
• Highly concentrated and non-metallic
• Low pH promotes better algae-killing performance
• Granules can be directed precisely onto the affected area
• Dissolves slowly to maintain prolonged contact with black spot algae
• Not affected by high existing chlorine levels
• Kills black spot blue-green algae effectively

Suitable Pool Surfaces

• Pebblecrete pools
• White plaster pools
• Tiled pools

Not suitable for fibreglass or vinyl liner pools.

Dosage

• 1kg treats 50,000 litres of pool water

How to Apply

1. Adjust pool pH to 7.2
2. Place granules directly onto the affected black spot area
3. Wait 24–36 hours
4. Scrub with a wire brush if necessary
5. Test for phosphates after treatment and treat if required

Dosage rates are a guide only. Always refer to the product label for full instructions. Consult a Lo-Chlor pool professional before applying.

Frequently Asked Questions

What type of algae does Lo-Chlor Black Spot 900 kill?
It is specifically formulated to kill black spot (blue-green) algae, which is one of the hardest algae types to eliminate from pool surfaces.

Can I use this in a fibreglass pool?
No. Lo-Chlor Black Spot 900 is only suitable for pebblecrete, white plaster, and tiled pools. Do not use in fibreglass or vinyl liner pools.

How much do I need?
1kg treats 50,000 litres of pool water. Apply directly to the affected area rather than broadcasting across the whole pool.

Is this product a Dangerous Good?
Yes. Lo-Chlor Black Spot 900 is classified as a Dangerous Good (Class 5.1) under Australian ADG Code, IATA, and IMDG/IMSBC criteria. It cannot be shipped by air.

Do I need to test for phosphates after treatment?
Yes. Always test for phosphates after adding any Lo-Chlor algaecide and treat if elevated levels are detected.

What is the SKU for this product?
SKU: AAB100 | Barcode: 9312113002767

Download Safety Data Sheet (SDS)

Vendor: Lo-Chlor | Product Type: Pool Algaecide | Weight: 1.5kg