Hy-Gen Ph-4 Buffer Solution (250mL 1 or 5L) not finished Benefits -

Benefits -

rigid 'quartz-like' matrix

there's more – this backpack elevates security with its smell-proof technology

Larger heavier blooms of a higher quality

Super PK is a nutrient additive

Hy-Gen Ph-4 Buffer Solution (250mL 1 or 5L) not finished Benefits -Introducing Hy Gen Ph 4 Buffer Solution HY GEN is a brand that guarantees quality for all its calibration and care solutions, which are formulated using high quality analytical grade ingredients. Our chemist, with over 25 years of experience, supervises all formulations and procedures with great care. The optimal pH range for nutrient solutions typically falls between 5. 8 and 6. 5. Deviations from this range can reduce the availability of nutrients