Did you ever bother by heavy metal cartridges before? Read this if your answer is a "yes".

Vape cartridge becomes the most popular way to consume cannabis concentrates, such as CBD, THC, distillate, live resin, delta 8 in these recent few years. All cartridges were made of green copper at the beginning. But a few years later, the US government published heavy metal free regulations and start testing cartridges selling in the dispensaries, all cartridges on selling and filled in the factory will be destroyed if the test result is negative.

The market start requires heavy metal free cartridges, and currently, there are a few different methods were using by cartridge manufactures.

1.Full lead-free copper. Lead is the heavy metal that copper contains most, making all metal parts by lead-free copper is the safest way. But the cost is a little higher and legal branded customers like it most.

2.Part lead-free copper. only use lead-free copper to make the metal parts that touch hemp oil and the rest metal part still use green copper to make. This should be cheaper but there are potential risks.

3.Green copper with thick electroplating. This is the cheapest way but at the same time the biggest risks. Your cartridges were probably made in this way if you required heavy metal free cartridge and yet still detected heavy metal.

Nickvi vape focus on supplying branded customers with high-quality cartridge, we only use full lead-free copper for all copper cartridges. Please feel free to ask for our heavy metal free test report.

Also, we have full ceramic cartridge and stainless steel cartridge for your choice, 100% heavy metal free. Welcome to talk with us if you are interested to know more information on cartridges.