Frequently asked questions when using formaldehyde analyzer

Frequently asked questions when using formaldehyde analyzer Because the 4160 formaldehyde analyzer has very high sensitivity and resolution (it can detect and distinguish the formaldehyde content of one hundred millionth), like all precision instruments, it is required to exclude the environmenta

Tape and plastic bag with the tape

The utility model belongs to the field of tapes and packaging, and in particular relates to an adhesive tape and a plastic packaging bag with the same. The adhesive tape of the present invention includes a base layer and a glue layer attached thereto, and the adhesive layer has a color. The plasti

How to determine the size of the furniture

When choosing furniture, what are the principles for choosing the size of the furniture? For example, how many positions should be reserved for sofas, balcony doors and aisles? How big is the meal seat? For example, the size of the 20-square-meter living room and the 30-squar

Color photo film package

[Abstract] The present invention provides a color photo film package, which takes a band-shaped color photo film onto a reel, and in a light-shielded state, it is loaded into a metal film cassette, sealed without a resin container and sealed with a moisture proof bag. Its storage stability improve

Talking about liquid photosensitive ink

Liquid photosensitive ink application process flow chart: > Substrate surface treatment -> coating (silkscreen) -> pre-baking -> exposure -> development -> drying -> inspection -> etching -> faded film -> inspection (note: within Laminate) Substrate surface treatmen