Sentence examples for formaldehyde content of from inspiring English sources

Corn flour was added to UF resin to decrease the free formaldehyde content of particleboard panels.

Tannin extracted from the bark of white oak (Quercus alba) was added to UF resin at different ratios (based on the resin) to decrease the free formaldehyde content of MDF panels in this study.

A large amount of work has been done by the building industry concerning the emission of formaldehyde from furnishings, fabrics, foams and glues because of the regulatory pressures to keep the formaldehyde content of constructional and decorative materials at a low level [7] given fears that it may be a carcinogen.

(180) The formaldehyde content of wood-based panels is determined by the perforator method.

The formaldehyde content of the aqueous solution is determined photometrically at 412 nm by the acetylacetone method and referred to the dry weight of the tested pieces.

The free formaldehyde contents of the DLPFs were all lower than the requirement of the corresponding standard (≤0.3 wt%), even when 60% of phenol was replaced by DL (0.232 wt%).

As the formaldehyde content increases (1.0/1.07/1.5), the selectivity of pyridine formation increases from 33 to 50%%, and the selectivity of dimethylpyridine formation decreases from 14 to 5%%.

But in a study released this summer by the U.S. Government Accountability Office, researchers tested 180 random articles of clothing for formaldehyde content.

Therefore, the reason for the reduction in formaldehyde content may be because geniposide can upregulate the activity of formaldehyde metabolic enzymes or increase the metabolism of formaldehyde by healthy cells.

The addition of the urea component effectively reduced the free formaldehyde content in the resin systems.

The most selective formation of 3-methylpyridine with up to 40%% yield is possible at the minimum formaldehyde content (the ratio ethanol/formaldehyde/ammonia equals 1/0.39/1.5).