Almost all samples of Burnthill Granite contain Sn in excess of 5 ppm
Mercury was found the highest in Popa #12 with 90 ppm
, Kaixi Beauty #60 with 85 ppm
and Chanleevi #04 with 88 ppm
Samples for chemical assay are selected based on downhole gamma logging results that indicate a grade of around 400 ppm
2]S amount in August was by 2-3 ppm
larger than in November and April, and by almost 5-6 ppm
bigger against February.
The first issue elaborated on is the general similarity that exists between a profit-maximizing ppm
marking up marginal cost to determine the optimal price to charge consumers, and a profit-maximizing rpm marking down marginal revenue product to determine the wage to offer workers, labor assumed to be the firm's one variable resource.
Cosper noted that the crushing contractor did a good job controlling dust, but that at 110 ppm
, enough lead is in the fines stream to "merit careful handling.
The final standard, which is expected to prevent at least 79 cancer deaths over a 45-year working lifetime, also includes a 15-minute short-term exposure limit (STEL) of 5 ppm
and an action level of 0.
In HDPE, 400 ppm
of CF-120 alone reportedly suffices as a replacement for traditional phenolic/phosphite combinations.
The fluidity was also affected by the amount of Sb present, decreasing at Sb concentrations of about 500 ppm
They're apparently hoping the public will believe that anything below 1 ppm
is not a significant risk.
The products were screened for toxic chemicals using a portable X-Ray Fluorescence device using the following allowable limits under the Association of Southeast Asian Nations (ASEAN) Cosmetics Directive as reference: 1 part per million (ppm
) for mercury, 5 ppm
for arsenic and 20 ppm