17 syphilis antigen products are offered for sale by suppliers on Alibaba.com, of which other veterinary instrument accounts for 11%.
A wide variety of syphilis antigen options are available to you, such as plastic, acrylic.You can also choose from manual, syphilis antigen,As well as from class ii, class iii syphilis antigen,And whether syphilis antigen is gb15979-2002, {2}, or {3}.