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-36%
DIYChemicals Humic AcidHumic Acid 5 Gallons

Humic Acid – Humic Concentrate, Liquid or Powder, Organic Fertilizer, DIY Chemicals

(2) $16.12 – $7,267.38
-36%
Liquid Sea Kelp and Kelp ExtractLiquid Sea Kelp and Kelp Extract

Kelp Extract – Kelp Concentrate, Liquid or Powder, Organic Fertilizer, DIY Chemicals

(2) $21.99 – $7,751.90
-26%
Dimethyl Sulfoxide (DMSO) QuartDimethyl Sulfoxide (DMSO) Quart

Dimethyl Sulfoxide (DMSO)

$47.99 – $7,499.99
-40%
DIYChemicals Manganese Sulfate 10lbDIYChemicals Manganese Sulfate 2lb

Manganese Sulfate

$18.99 – $2,399.99
-42%
DIYChemicals Potassium Tripolyphosphate 10lbDIYChemicals Potassium Tripolyphosphate 2lb

Potassium Tripolyphosphate

$31.99 – $4,299.99
-41%
DIYChemicals EDTA Cu 15% 10lbDIYChemicals EDTA Cu 15% 2lb

Chelated Copper – Copper(II) disodium EDTA

$48.99 – $5,499.99
-44%
DIYChemicals DTPA Iron 11% 10lbDIYChemicals DTPA Iron 11% 40lb Pail

DTPA Iron 11%

$45.99 – $5,199.99
-36%
MonoPotassium Phosphate (MKP) 10lbMonoPotassium Phosphate (MKP) 40lb Pail

Monopotassium Phosphate (MKP)

$29.99 – $3,999.99