Nitrogen Test Add-on for 4 Pocket Tester Kit. Includes instructions & additional equipment needed to test NO3 & NH4 in soil, according to Morgan principles.
*This item contains hazardous materials and therefore MUST be sent via UPS ground and cannot be shipped overseasor outside of the continental US. This kit MAY also be subject to a small hazardous material fee. In this event we shall contact you after the order with the details of this extra charge, this is to protect you from being overcharged*
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