| Authority | |||
|---|---|---|---|
| 7 October 2015 | Pengadaan Bahan Kimia | Kementerian Energi Dan Sumber Daya Mineral | Rp 502,300,000 |
| 18 June 2013 | Pengadaan Bahan Kimia Dan Material Acuan Standar | Ppsdm Kebtke | Rp 300,000,000 |
| 8 February 2013 | Pengadaan Peralatan Survei Geologi | Ppsdm Kebtke | Rp 135,000,000 |