Bids Are Invited For Acquisition Of Analytical Standards For Use In The Sema Environmental Monitoring Laboratory.

Formazine Turbidity Standard Solution 4000 Ntu. Turbidity Determination. With Certificate Of Analysis, Mass And Volume Traceability (Rbc). 500Ml Bottle, Standard Solution, Formazine Type, Concentration 2000 Ntu. 500Ml Bottle. Bottle., Concentration 1000 Ntu. 500Ml Bottle. Bottle., Concentration 400 Ntu. 500Ml Bottle. Bottle., Concentration 200 Ntu. 500Ml Bottle. Bottle., Concentration 100 Ntu. 500Ml Bottle. Bottle., Concentration 20 Ntu. 500Ml Bottle. Vial., Concentration ≪0.1 Ntu. 500Ml Bottle. Flask., 7-Anion Combined Standard For Ion Chromatography. Containing Following Components And Concentrations: Fluoride, 20 Mg/L; Chloride, 100Mg/L; Nitrite, 100 Mg/L; Bromide, 100 Mg/L; Nitrate, 100 Mg/L; Phosphate, 200Mg/L; Sulfate, 100 Mg/L Or All With 1000 Mg/L. Bottle 100 Or 125 Ml. Bottle, Multi Cation Standard Solution In Aqueous Medium Concentration 100 Mg/L Or 1000 Ppm (With The Following Elements: Ammonium, Calcium, Lithium, Magnesium, Potassium, Sodium) For Ion Chromatography Bottle Of 100 Or 125 Ml / Solution With Certificate And Nist Traceability, Concentration And Uncertainty Determined Lot-By-Lot, Physical Quantities Traceable To Rbc, Date Of Manufacture And Expiration On The Label And Certificate. Bottle, Standard Platinum Color Solution Cobalt 500 Apha, Bottle Containing 100 Ml. Packed In Packaging Appropriate To The Product, Label With Batch Number, Origin, Date Of Manufacture And Expiration Date. Must Accompany Nist Traceability Certificate. Bottle, Ph 4.0 Buffer Solution, For Phmeter Calibration, Packed In Original Manufacturers Packaging, With Name Of The Technical Person Responsible, Batch, Date Of Manufacture And Expiry Date Printed On The Packaging. Supplied With Nist Traceability Certificates. Supply Unit: Bottle Containing 500 Ml. Bottle, Ph 7 Buffer Solution, Ph 10 Buffer Solution, Ph 9 Buffer Solution, 18 For Ph Meter Calibration Packed In The Manufacturers Original Packaging With The Name Of The Technical Responsible, Date Of Manufacture And Expiry Date Stamped On The Packaging, Supplied With Nist Traceability Certificates . Supply Unit 500 Ml Bottle, Standard Conductivity Solution 146.9 S/Cm, 500 Ml Bottle, With Identification Data, Manufacturing Date And Expiry Date. Bottle., Standard Conductivity Solution 1413 ?S/Cm, Bottle Containing 500 Ml. Packed In Packaging Appropriate To The Product, Formula, Storage Conditions, Date Of Manufacture And Expiration Date. Supplied With Nist Traceability Certificates. Bottle., Total Alkalinity Standard Solution 1000 Mg/L (1000 Ppm) As Caco3. Starting Material Sodium Carbonate Salt (Na2co3). With Certificate Of Analysis With Nist Traceability. Bottle Of At Least 125Ml. Bottle., Standard Phosphate Solution, 1000Ppm. Bottle With 500Ml, Procedencia, Standard Solution For Hexavalent Chromium Spectrophotometry Or Colorimetry Of 1000 Mg/L (1000 Ppm) With Nist Certificate Of Analysis And Traceability. Bottle Of 100 Or 125Ml. Bottle., Standard Oil And Grease Solution 4000 Mg/L. Method: Sm5520 B, D, E. Analysis Of Oils And Greases. With Certificate Of Analysis And Traceability Of Rbc Mass And Volume. 100 Or 125Ml Bottle., Standard Sulfate Solution 100 Or 1000Mg/L For Spectrophotometry. With Nist Analysis And Traceability Certificate. Bottle Of 100 Or 125Ml. Bottle., Standard Sulfide Solution 1000 Mg/L For Spectrophotometry Or Colorimetry, With Nist Certificate Of Analysis And Traceability. Bottle. 125Ml. Bottle., Total Solids Standard Solution 700Mg/L