Sulphur Powder 99.99% Flower of Sulphur 99.99% Pure Fine Yellow Powder

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Sulphur Powder 99.99%
Sulphur Powder 99.99%
Sulphur Powder 99.99%
Sulphur Powder 99.99%
Sulphur Powder 99.99%
Sulphur Powder 99.99%

Sulphur Powder 99.99%

Regular price £3.49 Sale price £6.99
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Sulphur Powder 99.99% Pure

Flower of Sulphur

Premium-grade Flower of Sulphur containing 99.99% pure elemental sulphur in a fine yellow powder form. Supplied in convenient packaging sizes including 300g aluminium bags, 300g HDPE bottles, 1.2kg jerry cans, and 3kg buckets. Ideal for horticultural, agricultural, laboratory, industrial, and technical applications requiring high-purity sulphur powder.

Key Features:

✅ 99.99% Pure Flower of Sulphur
✅ Fine yellow powder for easy measuring and application
✅ Available in multiple packaging sizes
✅ Secure, moisture-resistant packaging
✅ Suitable for gardening, laboratory, industrial, and technical use

Uses:

  1. Soil pH reduction for acid-loving plants
  2. Vegetable garden soil conditioning
  3. Compost and organic matter enrichment
  4. Laboratory and educational applications
  5. Industrial and technical formulations

📋 Product Details:

Weight: 300g Alubag, 300g HDPE Bottle, 1.2kg Jerry Can, 3kg Bucket
Grade: 99.99% Pure
Form: Fine Yellow Powder (Flower of Sulphur)

How to Use – Popular Applications

1. Soil pH Reduction for Acid-Loving Plants

Flower of Sulphur is commonly used to lower soil pH for plants such as blueberries, rhododendrons, azaleas, camellias, and heathers.

Application Rate:

  • Sandy soils: 50–100g per m²
  • Loam soils: 100–200g per m²
  • Clay soils: 200–300g per m²

Instructions:

  1. Conduct a soil pH test before application.
  2. Measure the required quantity according to soil type.
  3. Spread evenly across the treatment area.
  4. Incorporate into the top 10–15cm of soil.
  5. Water thoroughly after application.
  6. Retest soil pH after 4–8 weeks and reapply if necessary.

2. Vegetable Garden Soil Conditioning

Suitable for helping reduce soil alkalinity and improving nutrient availability in vegetable gardens.

Application Rate:

  • Routine maintenance: 100g per m²
  • Highly alkaline soils: up to 250g per m²

Instructions:

  1. Remove weeds and debris from the soil surface.
  2. Measure the required amount of Flower of Sulphur.
  3. Apply evenly across the planting area.
  4. Mix thoroughly into the topsoil.
  5. Water well after application.
  6. Allow several weeks before planting sensitive crops.

3. Compost and Organic Matter Enrichment

Can be used to help balance alkaline compost materials and improve composting conditions.

Application Rate:

  • 25–50g per 100 litres of compost material

Instructions:

  1. Add sulphur powder between compost layers.
  2. Mix thoroughly to achieve even distribution.
  3. Maintain adequate moisture levels.
  4. Turn compost regularly.
  5. Monitor compost pH if required.

4. Laboratory and Educational Applications

Suitable for demonstrations, chemical studies, and educational experiments.

Typical Quantity:

  • Small-scale experiments: 1–50g
  • Research applications: As specified by laboratory procedures

Instructions:

  1. Weigh the required amount using calibrated scales.
  2. Transfer carefully to minimise dust generation.
  3. Use suitable PPE including gloves, goggles, and dust protection.
  4. Work in a well-ventilated area or fume cupboard.
  5. Dispose of waste according to local regulations.

5. Industrial and Technical Applications

Used in manufacturing, processing, product formulations, and technical applications.

Typical Usage:

  • Application rates vary from 100g to several kilograms depending on process requirements.

Instructions:

  1. Measure the specified quantity according to process requirements.
  2. Use clean, dry equipment to avoid contamination.
  3. Add gradually where blending or mixing is required.
  4. Follow workplace safety and handling procedures.
  5. Store unused material in its original sealed container.

Safety Information

⚠️ Wear suitable gloves, safety glasses, and a dust mask when handling.

⚠️ Avoid inhalation of dust and contact with eyes.

⚠️ Keep away from heat, sparks, open flames, and oxidising agents.

⚠️ Store in a cool, dry, well-ventilated area.

⚠️ Keep containers tightly sealed when not in use.

⚠️ Keep out of reach of children and pets.

⚠️ Not intended for food, pharmaceutical, veterinary, or cosmetic use.

📈 Other Names:

Flower of Sulphur, Flowers of Sulfur, Flowers of Sulphur, Sulphur Powder, Sulfur Powder, Elemental Sulphur Powder, Elemental Sulfur Powder, Pure Sulphur Powder, Fine Sulphur Powder, Yellow Sulphur Powder, Agricultural Sulphur Powder, Garden Sulphur Powder, Soil Acidifier, Soil pH Reducer, Sulphur for Blueberries, Technical Sulphur Powder, Industrial Sulphur Powder, High Purity Sulphur Powder, Micronised Sulphur Powder

❓ FAQ

1. What is Flower of Sulphur?

Flower of Sulphur is a finely powdered form of elemental sulphur known for its bright yellow colour and high purity.

2. What purity is this product?

This product contains 99.99% pure elemental sulphur.

3. What packaging options are available?

The product is available in 300g aluminium bags, 300g HDPE bottles, 1.2kg jerry cans, and 3kg buckets.

4. Can Flower of Sulphur be used in gardening?

Yes, it is widely used for lowering soil pH and creating suitable growing conditions for acid-loving plants.

5. How should Flower of Sulphur be stored?

Store in a tightly sealed container in a cool, dry, and well-ventilated area away from moisture, heat sources, and direct sunlight.

 

🔬 Technical Specification

Parameter Specification
Product Name Flower of Sulphur
Chemical Name Sulphur
Chemical Formula S
CAS Number 7704-34-9
EC Number 231-722-6
Purity 99.99% Min
Appearance Fine Yellow Powder
Odour Characteristic Sulphur Odour
Molecular Weight 32.06 g/mol
Sulphur Content ≥ 99.99%
Particle Size Fine Powder
Solubility in Water Insoluble
Melting Point Approximately 115°C
Boiling Point Approximately 445°C
Density Approximately 2.07 g/cm³
pH Not Applicable (Insoluble Solid)
Storage Conditions Cool, Dry, Well-Ventilated Area
Packaging Options 300g Alubag, 300g HDPE Bottle, 1.2kg Jerry Can, 3kg Bucket
Shelf Life Indefinite under suitable storage conditions
Country of Manufacture Batch Dependent
Intended Use Horticultural, Agricultural, Laboratory, Industrial & Technical Applications

⚠️ Safety Risk Disclaimer

Flower of Sulphur is a very fine powder and may create airborne dust during handling. Sulphur dust can be irritating if inhaled and may present a fire or explosion risk if dispersed in air and exposed to ignition sources.

Handle only in a well-ventilated area. Avoid creating dust clouds. Keep away from heat, sparks, open flames, static discharge, hot surfaces, and oxidising agents. Do not smoke while handling. Use suitable PPE including gloves, safety goggles, and a dust mask or respirator.

Store tightly sealed in the original container in a cool, dry, well-ventilated place. Keep away from incompatible materials and sources of ignition. This product is supplied for professional, technical, horticultural, laboratory, and industrial use only. The buyer/user is responsible for safe handling, storage, use, and compliance with all local regulations.

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Based on 2 reviews
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P
PATRICK COLLINS
Need to await results at end of next growing season 26-27

Need to await results at end of next growing season 26-27 to be able to comment properly but am very hopeful!

A
Anthony Kelham
Ph reduction

Product delivered in secure container and easy to spread on lawn awaiting for results

Important: This product is intended for industrial, professional, or laboratory use only. Where applicable, specific uses will be indicated on the product page. Customers are responsible for ensuring compliance with all applicable regulations.
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