Using methods which headspace analysis with DB-FFAP wide bore capillary column and n-propanol as the internal standard.
采用顶空气相色谱法，用DB - FFAP大口径毛细管柱，以正丙醇为内标进行定量。
DB-1 wide bore capillary column was used with n-propanol as internal standard.
采用DB - 1大口径毛细管柱，以正丙醇为内标进行定量。
The data that will be saved on the DB is: brands of the products, categories of the products (n levels), and dealers for the products.
保存在数据库中的数据是：产品的商标，产品的种类及经销商。
The data that will be saved on the DB is: brands of the products, categories of the products (n levels), and dealers for the products.
保存在数据库中的数据是：产品的商标，产品的种类及经销商。
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