Phthalic Anhydride (Phenyl-13C6, D4) 50mg
https://www.manchesterbeacon.org/shop/rw2-trc-p384486-50mg-phthalic-anhydride-phenyl-13c6-d4-50mg-281412
https://www.manchesterbeacon.org/web/image/product.template/281412/image_1920?unique=d8b4625
This Phthalic is guaranteed a Anhydride with the use of (Phenyl-13C6, D4) and directly supplied to your lab by Gentaur's warehouse.
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