Lovely yellow colour, resist boiling. Beautiful with slight translucency to it is brilliantly easy to work. If it does boil on you a bit, just let that area cool and then dip in and out of the flame a few times. It is good is to use it as a base to lay stripes over it.
This rod is of Lemon Yellow , made by Momka Glass in Washington state USA as a borosilicate glass rod. Each rod will vary between 5-7mm dia and will be 20" (510mm) long.