AffiCHEM® Toluidine Blue (C.I. 50240)
https://www.affichembio.com/shop/afg-glt-00013-affichem-r-toluidine-blue-c-i-50240-1002835
https://www.affichembio.com/web/image/product.template/1002835/image_1920?unique=55b0059
CAT# AFG-GLT-00013
Size: 5 g
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30-day money-back guarantee
Shipping: 2-3 Business Days