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This digital pen style ph meter is an ideal instrument for aquarium
and superior staining capabilities
Highly Magnetised
Dissolved oxygen (DO) is critical for the survival of fish and other aquatic life
Parafilm M Roll, 125' Length x 4 Width 4 in 1 soil ph This digital pen style phBRAND : WAXFILM A versatile, moisture resistant, thermoplastic flexible plastic for a wide variety of clinical and industrial applications, WAXFILM film has been used with confidence for years in scientific research and laboratory settings. It is a proven fast, economical covering or stopper for test tubes, beakers, vials, petri dishes, flasks and various instruments and objects with irregular surfaces. It is an ideal shelf or tray liner to prevent
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