N-Heptane 99.3% Lab Grade Select Size:5 Gallon [Approach to Nature] The surface

[Approach to Nature] The surface of the birch tree light is covered with a tape that have irregular birch bark texture

After soaking to expand the block

the concentrate is mixed with the water

Autoignition ASTM E-659-78 437°C

Cleaning Path Width：347mm

N-Heptane 99.3% Lab Grade Select Size:5 Gallon [Approach to Nature] The surfaceULTRA High Purity Lab Grade N Heptane 99. 3% Purity (Note: Container style and color may vary) BVV ULTRA High Purity Lab Grade N Heptane is a perfect solution for cleaning up and clarifying the extracted material and removing the green colored plant material and some waxes out of the product to produce a cleaner end result when distilling extracts. Heptane can be used the same as hexane or as a solvent, but has a higher boiling point when needing to