Plasticoid

Plasticoid Neoprene Flask Support

Plasticoid Neoprene Flask Support

Remains useful even after long exposure to moderate heat

Plasticoid Walter Crucible Holder

Plasticoid Walter Crucible Holder

Rubber with removable glass stem ground at 45° angle

Plasticoid Crucible Holders

Plasticoid Crucible Holders

Holders for glass crucibles

Walters Crucible Holder <img src=

Walters Crucible Holder Products for Science Education

High-quality holder.

Twistit: Four Stoppers in One <img src=

Twistit: Four Stoppers in One Products for Science Education

Multi-purpose and economical

Stopper Assortments <img src=

Stopper Assortments Products for Science Education

Soft, durable, resilient rubber designed for long life.

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