Non-corrosive, unbreakable clamps, moulded in polypropylene, grip the burette firmly without obstructing graduations. The spring loaded jack in the middle, with concealed spring, provides vice-like grip to the burette and prevents it from slipping. Central holder provided with tapered wedges to ensure a firm grip on the rods up to 12.5mm diameter. Suitable for use with Retort Stand, Polypropylene,
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