NBS glass standards SRM
Polished to a 0.25µm diamond finish and carbon coated. With fully authenticated certificates of analyses. Specify 25mm or 32mm holder.
NBS glass SRM 481
Au/Ag Set of 6 Standards, comprises 4 alloys and 2 pure metals.
NBS glass SRM 482
Au/Cu Set of 6 Standards, comprises 4 alloys and 2 pure metals.
Compounds, pure metal, NBS, or BAS Standards: Technical Data
* Availability Explanation
X weeks – the estimated lead time, based on the average time taken previously to fill orders from this particular supplier. Lead times are from when we receive your order until when we fill your order. For delivery times, please see shipping information below.
In Stock – Plenty of stock on the shelf, ready to ship.
No ETA – our supplier has advised they cannot provide an accurate ETA. Generally there is some issue with supply, and it may be more than 6 months.