View cart “Aluminum Sulfate (Part#: 1005)” has been added to your cart. Previous Product Next Product Catechol (Part#: 1661)$49.00 USA ground ship only. ORM-D Catechol (Part#: 1661) quantity Add to cart SKU: 1661 Categories: A-M, General Chemistry Description Additional information Description 500 grams (2 x 250 grams) Additional information Weight 1.7 lbs Related products Ammonium Thiocyanate (Part#: 1045) $21.95 $16.95 Add to cart1 pound Ascorbic Acid (Part#: 1639) $12.00 Add to cart100 grams Ammonium Thiocyanate (Part#: 1040) $9.00 Add to cart100 grams