This is a two-part test to determine whether a surface has been exposed to a discharged firearm. A rapid colour change takes place to verify the presence of nitrates and lead. Each kit contains instructions and enough materials for 30 tests. ( 271-004 )
Delivery with Edulab is FREE in the UK.
99% of orders will be dispatched same working day
Some goods, because of their size, weight and supply route will incur a larger delivery cost and will have a longer lead time. Edulab will contact you to inform you of this.
Customers from Europe and the rest of the world will have delivery calculated at checkout.
We reserve the right to contact the customer prior to dispatch of goods to inform of a change in cost of delivery.