Liquid
Treatment
Medical
High-purity "SHIRASAGI" activated carbons for pharmaceutical applications
Osaka Gas Chemicals' SHIRASAGI pharmaceutical grade activated carbons are treated by advanced
cleaning technology to meet the purity levels required during production of pharmaeutical products.
SHIRASAGI brand activated carbon was born in 1937 under Takeda Pharmaceutical Company Limited.
Since then, we have continued research and development, accumulated expertise and know-how, and
reached the top share in the Japanese pharmaceutical industry.
Osaka Gas Chemicals is a leading activated carbon producer. Quality and supply stability is achieved via procurement and selection of raw
materials and manufacturing at multiple locations globally.
Adjustments of pore size and particle size for each application
The large scope of SHIRASAGI brand pharmaceutical grade activated carbons covers various pore sizes
adapted to the selective adsorption of each target molecule.
Contact us to know more
〈 Microlevel control : adjustment of the pore size distribution 〉

〈 Macrolevel control : adjustment of the powder particle size 〉

Main Items for Pharmaceuticals
The best is ★★★★★ (internal data)
Product | Typical pore size | Activation | Purify | Filtration |
---|---|---|---|---|
SHIRASAGI A | wide range | steam | ★★★★ | ★★★ |
SHIRASAGI P | small | steam | ★★★★★ | ★★★ |
TOKUSEI SHIRASAGI | medium / large | chemical | ★★★★★ | ★★★★ |
SHIRASAGI KL | medium / large | chemical | ★★★ | ★★★★★ |
SHIRASAGI LH2c | small | steam | ★★★★★ | ★★★★★ |
Special grades for catalyst recovery | ||||
ANOX-1 | small | steam | ★★★★★ | ★★★★★ |
ANOX-2 | medium / large | chemical | ★★★★★ | ★★★★ |
Our "SHIRASAGI" brand activated carbons are used in the manufacture of drug substances, active pharmaceutical ingredients, or pharmaceutical intermediates:
- For selective adsorption and removal of components
- As catalyst supports in the manufacture of drug substances
- For removal of metal catalysts
To know more, contact us.