From the notice

Nitrogen Content Analysis Equipment: Amendment 0001: 1. Which nitrogen analysis instrument does the laboratory operate today? - Nitrogen determination divides into Kjeldahl and Dumas combustion methods, and the two are not interchangeable with an existing accredited method.The nitrogen analysis is performed using a ferrous sulphate potentiometric titration method. The needed equipment was specified in the solicitation.2. Which method is required here, and is there a required make and model, or will an equal meeting stated salient characteristics be considered? If salient characteristics have been documented, please confirm where they are posted.- Method 4.5.1.2 of MIL-N-00494B and 4.5.1 of MIL-DTL-244C Amendment 1; both publicly available documents. 3. Sample matrix and required throughput.N/A ????????????????????????????????????????????????????????????????????????????????? see method4. Scope: is an autosampler, digestion unit, scrubber or fume handling included? Are consumables and reference standards included?No5. Are installation, operational qualification and operator training within contractor scope?This was detailed in the solicitation. 6. Required warranty term and whether a service or calibration plan is in scope.This was detailed in the solicitation. 7. Required delivery date.This was detailed in the solicitation.