Purchase Qty. Reference FOB Price
10-199 Sets US$580.00
200-499 Sets US$480.00
500+ Sets US$350.00
Product Description
1.Power plug; 2. Air pump; 3. Switch; 4. Temperature control adjustment; 5. Air outlet; 6. Container; 7. Control box; 8. Water inlet; 9. Exhaust valve; 10. Drain valve a: co2 is a carbon source for photosynthesis. Experimental studies have shown that if the co2 concentration is ...