Matrix Blanks and Standardization Solutions
Air Techniques Intl ATI PAO-4, Poly-alpha-olefin, 5 gal, colorless, odorless liquid
ATI PAO-4, Poly-alpha-olefin, 5 gal, colorless, odorless liquid
Turner Designs Liquid Primary Chlorophyll A Standards, 2 x 20mL
Package includes two 20 mL ampoules with known concentration of Chlorophyll a in a 90% acetone solution. Liquid Primary Chlorophyll a Standards, Saves Time and Money, Simple and accurate, 2 Months Guaranteed, Documented, Prepared in 90% acetone/10% Distilled water Concentration determined using a spectrophotometer and the Lorenzen monochromatic equations. High Fluorometric Standard: 20 ml of chlorophyll powder isolated from a. nidulans dissolved in 90% acetone. Low Fluorometric Standard: 20 ml of chlorophyll powder isolated from a. nidulans dissolved in 90% acetone. Concentration of this standard is approximately 10% of high standard. The concentration of each lot will vary, but the final concentration will be listed on the certificate of analysis and reported to three significant figures. 67-64-1. ** The chlorophyll standards CANNOT be returned because they must be kept on ice during transit**
Aqua Solutions Chlorine Standard 100 ppm as Cl₂, NIST Traceable (500ML)
Chlorine Standard 100 ppm as Cl₂, NIST Traceable (500ML)
Teknova 0.1M Glycine, pH 2.7. 1000mL, Sterile.
Amino Acids are essential nutrients for cell growth, and thus they are often used in the preparation of growth media. Amino acid solution can help to increase cell viability and growth rate, making it an essential component for cell culture.
Regin Hbac Products FP SMOKE
Turbulent Smoke Pattern, Low Velocity, 0.1-1.5 Ft Range. Various Model Codes As Below. Not For Rubber Pump. Ideal For The Air Balancing Industry The Energy Conservation Industry, Smoke And Fire Prevention, Special Effects, And Anywhere You Need Just The Right Amount Of Test Smoke. Requires No Ignition Source Or Flame To Initiate The Smoke.
SCP Science Standard S-21, 100 ppm, 200 g
Oil based metal calibration standards for use with ICP, AA, rotrode, XRF, flame emission and other instruments. S-21: Ag, Al, B, Ba, Ca, Cd, Cr, Cu, Fe, Mg, Mn, Mo, Na, Ni, P, Pb, Si, Sn, Ti, V, Zn.
METTLER TOLEDO 3P INDUSTRIAL Combined Density and Refractive Index Standard, 9 mL, 1-Bromonaphthalene
Combined Density and Refractive Index Standard, 9 mL, 1-Bromonaphthalene