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Rare Nobel Gas Sealed Tube Luminous Gases Krypton Helium Neon Argon Xenon Oxygen Nitrogen HydrogenElement Collection (M HeNeArKrXeNHO)
Each gas has a purity of The low-pressure gas encapsulated in the glass tube can emit light under high-voltage electric field. Different gas elements will emit different light, which is very beautiful, and the elements are well-collected. It should be noted that the glass sealed gas is colorless and transparent. Please don't misunderstand it as an empty tube. It must be illuminated under the condition of high voltage electric field. When the buyer receives the goods, please carefully unpack the box to prevent the glass tube from being damaged. Once the glass tube has any slight damage that is not even visible to the naked

Price is $85.00
Price: $84.97