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Transport Insurance

Optional shipping insurance for €25 net is available for selection in the shopping cart.

Online Discount

All orders in our online shop enjoy a 5% discount on the net price.

Minimum Order Quantity

Certain products have minimum order quantities. For our colored glass rods, the minimum order is 200 grams.

Standard Ground Joints

Our standard ground joints made of quartz glass – sockets, cones and spherical joints – impress with their precise fit, thermal stability and outstanding chemical resistance.

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