Stabilized and microencapsulated red phosphorus, delivered as a wet filter cake
Red Phosphorus HB 400
Data da edição :
fevereiro 06, 2026
Red Phosphorus HB 400 is a stabilized and microencapsulated grade of red phosphorus, delivered as a wet filter cake with 15-25% moisture. It has a good oxidation and thermal stability. Red Phosphorus HB 400 is a brownish-red powder that is insoluble in water and organic solvents.
Product Information
Benefícios
- Very good oxidation and thermal stability
- Suitable for pyrotechnical applications
For regulatory details such as the classification and labelling as dangerous substances or goods please refer to our corresponding Material Safety Data Sheet.
As stated in the safety data sheet of the substance the use “industrial manufacture of screening smoke ammunition or smoke payloads” is advised against within the EU according to the REACH regulation. Therefore, every manufacturer of smoke ammunition or smoke payloads is obliged to create a chemical safety assessment for these uses and to inform the ECHA accordingly.
| Category of danger/Category | Hazard Symbol | R-phrases |
| Highly flammable | Highly flammable. Explosive when mixed with oxidizing substances. Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Hazard class | Hazard category | H-phrases |
| Flammable solids | Flammable solid | |
| Serious eye damage/eye irritation | Category 2 | Causes serious eye irritation |
| Chronic aquatic toxicity | Category 3 | Harmful to aquatic life with long lasting effects |
| Characteristics | Unit | Target value | DS¹) | TD²) | Test method |
| Red Phosphorus | %(w/w) | 88 - 92 |
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Gravimetry after extraction using HCl, on dry basis; (11/69) |
| White Phosphorus | %(w/w) | < 0.02 |
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| Volatile Content | %(w/w) | 15.0 - 25.0 |
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Thermogravimetry; (11/03) |
| Density | g/cm³ | approx. 2.0 |
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20°C, on dry basis |
| Bulk Density | g/cm³ | 0.8 - 1.2 |
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As filter cake |
| pH Value | min. 6 |
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10% Suspension in acetone/water, potentiometry; (11/12) | |
| Particle Size Distribution | µm |
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Laser diffraction, release by customer; (11/47) | |
| D10 | max. 10 | ||||
| D50 | max. 20 | ||||
| D90 | max. 63 | ||||
| ¹) Delivery specification: The product is constantly monitored to ensure that it adheres to the specified values. Test methods: Clariant method numbers 11/xx in brackets. ²) Technical data: The technical data are used solely to describe the product and are not subject to regular monitoring. |
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Owing to its special stabilisation and microencapsulation Red Phosphorus HB 400 is suitable for pyrotechnical applications.
Delivery form
Wet style filter cake with 15-25% moisture
Packaging
Red Phosphorus is supplied in 200 liter, full open-head steel drums. The grade HB 400 is supplied with a 150 kg fill weight. Each drum has a ring-type lid closure.
Storage
Minimum shelf life is 12 months from the date of shipping when stored according to the said conditions.
Wet style filter cake with 15-25% moisture
Packaging
Red Phosphorus is supplied in 200 liter, full open-head steel drums. The grade HB 400 is supplied with a 150 kg fill weight. Each drum has a ring-type lid closure.
Storage
Minimum shelf life is 12 months from the date of shipping when stored according to the said conditions.
