Non-porous silica
Exsil NP
Monodisperse non-porous silica spheres – an alternative to Micra and Kovasil.
Non-porous99.99 % SiO₂0.5 – 1.5 µmMonodisperse

Pore size
Non-porous
Surface area
Available on request
Purity
99.99 % SiO₂
Particle sizes
0.5 – 1.5 µm
Morphology
Monodisperse spheres
Modifications
6
What is Exsil NP
Exsil NP
Exsil NP are monodisperse non-porous silica spheres with 99.99 % SiO₂ purity, manufactured by Exmere in the UK and offered as an alternative to Micra and Kovasil. Standard diameters are 0.5, 1.0 and 1.5 µm; other diameters and modifications are available on request.
Why Exsil NP
Why chromatographers choose Exsil NP.
Monodisperse
Uniform spheres in 0.5, 1.0 and 1.5 µm; other diameters on request.
High purity
99.99 % SiO₂.
Made by Exmere
Manufactured in the UK.
Technical characteristics
Engineered properties.
| Particle sizes | 0.5, 1.0, 1.5 µm (others on request) |
| Pore size | Non-porous |
| Specific surface area | Available on request |
| Pore volume | Non-porous |
| Silica type | 99.99 % SiO₂ |
| Base silica | Exsil NP |
| Carbon load | Available on request |
| Morphology | Monodisperse spheres |
Available modifications
Bonded phases on Exsil NP.
Modifications
- Amino
- Thiol
- C1
- C8
- C16
- C18
- Others on request
Sizes & formats
Sizes & formats
| Particle size | Scale |
|---|---|
| 0.5 µm | Non-porous media |
| 1.0 µm | Non-porous media |
| 1.5 µm | Non-porous media |
FAQ