Industry Directory | Manufacturer
We supply the latest automatic ssd solution, universal chemicals, activating powders and clean all types of defaced notes, black notes, anti-breeze, marked or stained bills( any currency). We melt and re-activate frozen chemicals
Industry Directory | Distributor
We are the ultimate SSD Solution manufacturer, we are situated in Cameroon. We believe in quality chemicals and we live to our expectations, with a thirty day return policy on a lifetime quality.
Electronics Forum | Wed Sep 26 12:16:44 EDT 2012 | bwjm
Hi Guys,recently i am facing an issue. Refer to the attached photo. This PCB is high RF speed, gold immersion single layer. After reflow, my solder seems to have black stains on it. I tried with SAC305 paste water soluble and no-clean, both results a
Electronics Forum | Fri Jan 25 14:20:31 EST 2013 | jorge_quijano
Hi there, I have a new product today, after reflow oven I've seen a black stain coming from various holes, they can be cleaned with a tissue but some of the contaminant remains inside, we are using Sn63Pb37, the stains are far from soldering areas, t