Silica gel
| Tono | Papanga | Rahi (mm) | Āhua | |
| GC-SG150 | Te horoi i te Wahanga PSA H2 | Rao2& Al2O3 | 3.0 ~ 5.0 | S |
| Re-SG180 | Te whakamaroke me te pure | Rao2& Al2O3 | 2.5 ~ 4.5 | S |
Whai kupu
Waitohu: s-spahere
Puka: whakahohehia
Ka whakaekea e matou nga reinga silica i whakamahia i roto i te tukatuka hau hauota PSA me te tukatuka hau maori.
Tuhia to panui i konei ka tukuna mai ki a maatau
