GFS Chemicals
-
AMCO Clear® Turbidity Standard, 900 NTU
GFS ChemicalsTEST Turbidity 900 NTU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material
-
-
AMCO Clear® Turbidity Standard, 1.0 EBC
GFS ChemicalsTEST Turbidity (Haze) 1.0 EBC +/- 0.05 Absorbance at 455nm (100mm pathlength) Lot Number of Baseline Material
-
-
-
Concentration (as PO4) 1,000 +/- 10 ug/ml Matrix: KH2PO4, water
-
Toluene, HPLC
GFS ChemicalsC6H5CH3 CAS Number: 108-88-3 Specific Gravity: 0.867 F.W.: 92.14 DOT: 3/II NFPA#: 2-3-0 Also meets ACS specifications
-
-
Isopropyl Alcohol, HPLC
GFS ChemicalsCH3CHOHCH3 CAS#: 67-63-0 F.W.: 60.10 Meets ACS Specifications for Ultraviolet Spectrophotometry.
-
Potassium Hydroxide Solution, 0.1 N, in Isopropanol
GFS ChemicalsCAS #: 1310-58-3 F.W.: 56.11 DOT: 3/II Descriptions: 0.1 mol/L
-
-
-
-
-
-
Water, with 0.1% Trifluoroacetic Acid, LC-MS Eluent
GFS ChemicalsHigh purity solution for use in liquid chromatography applications.
-
-
-
TEST Turbidity (on Analite/ISO 7027 probe) 400 NTU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material
-
-
-
For volumetric titrations. Titer approx. 5 mg/ml.
-
-
Hexanes, HPLC
GFS ChemicalsC6H14 CAS#: 110-54-3 F.W.: 86.18 Mixture of hexane isomers plus methylcyclopentane.
-
Kit contains 0.0 and 40 NTU standards required to calibrate Orbeco-Hellige instruments. The deluxe kit also contains sealed secondary standards of each value.
-
Cobalt Acetate, Tetrahydrate (ACS)
GFS ChemicalsCo(C2H3O2)2•4H2O CAS#: 6147-53-1 F.W.: 249.09 NFPA#: 1-0-0
-
pH 4, 7, 10 Buffer Kit
GFS Chemicals6 x 500mL kit contains 2 x 500 ml of each pH 4 red (GFS 1634), pH 7 yellow (GFS 1639) and pH 10 blue (GFS 1645). The 3 x 4L kit contains 1 x 4L of each of the above items.
-
-
-
-
Perchloric Acid Redistilled
GFS ChemicalsHCIO4 F.W.: 100.46 NFPA#: 3-0-1 Specific Gravity: 1.660 DOT: 1/8/I Descriptions: Trace metal grade. Low ppb metal impurities. Note: Results reported at time of bottling in glass. The levels of Al, B, Ca, K, Mg, Mn, Na, and Si will increase over time.
-
Kit contains 0.0, 20, 100 and 800 NTU standards required to calibrate the Hach 2100Q White Light instrument. The deluxe kit also contains sealed secondary standards of each value.