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Ships within 48 hours · Estimated delivery Sep 8 - Sep 13
Achieve better yield
and push the Classic into your potting mix
Contains chelating and sequestering agents to assure availability without precipitation of major and micronutrients
Enables low-angle shots and elevated viewpoints for diverse photography needs
Oxygen Pen books-&-videos Achieve better yieldThis pen style meter reads oxygen (O2) level and air temperature, and is easily portable and designed for simple one hand operation. Reads oxygen in air for environmental studies, IAQ, bio technology (for oxygen incubators and anaerobic cultivators), food storage and refrigeration, and testing fire alarm and fuel cell systems. The fast, highly reliable, galvanic oxygen sensor is unaffected by acidic gases such as CO2. Simultaneously displays O2
US$ 85.25
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US$ 98.00
US$ 299.50
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US$ 78.00
