Before we talk about containers and bottles for essential oils,let's talk about the grades of essential oil by use.
The first level,the consumption level of essential oil,this is also essential oil with most stringent controls.It is also our usual mentioned level in aromatic therapy,especially in Europe,the European Union directive has a heavy metals including arsenic,lead,cadmium,mercury content of limit management, pesticide residue is also control scope,because of the high cost of test,the consumption level is generally not used.
The second level,medicinal grade essential oil,many European countries have pharmacopoeia、code to regulate this type of essential oil.
The third level,cosmetic grade essential oil.
The fourth level,essential oil used in perfume.
The fifth level,essential oil for industrial use.
The containers of medicinal essential oil can be divided into glass,aluminum products and plastic materials according to the materials. Cosmetic,perfume and industrial essential oils can also be used in other plastic containers.
However,the container must pass the ventilation test of carbon dioxide,oxygen,water vapor,fragrance,and aging test of the filling product.
In addition,the blue oil bottle is a special glass,and the shelf life of the essential oil in this blue glass bottle will be extended for six months.The top blue glass is made blue by adding cobalt,and the biggest property of cobalt is that it is magnetic and retains hardness at 982 degrees Celsius.It's so antioxidant that a cobalt blue bottle can actually extend the shelf life of the product.
Post time: Mar-24-2022