GFS Chemicals
-
-
Veritas® Hydrochloric Acid, Redistilled, 32-38%
GFS ChemicalsHCl CAS#: 7647-01-0 F.W.: 36.46 Specific Gravity: 1.160 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.
-
-
Formaldehyde Solution, 37% (ACS)
GFS ChemicalsHCHO CAS#: 50-00-0 F.W.: 30.03 NFPA#: 3-2-2 Descriptions: Contains 10-15% methanol as preservative.
-
WaterMark® KARL FISCHER WATER STANDARD, 5.0 mg/ml
GFS ChemicalsFor volumetric or coulometric use. For standardization of KF titrants or titrators.
-
2',7'-Dichlorofluorescein (ACS)
GFS ChemicalsC20H10Cl2O5 CAS#: 76-54-0 F.W.: 401.20 2',7'-Dichloro-3,6-fluorandiol
-
-
-
Yttrium 1,000 ppm ICP Standard Solution
GFS ChemicalsConcentration 1,000 +/- 10 ug/ml Matrix: 5% Nitric Acid NIST Traceable
-
Sodium Dodecyl Sulfate (ACS)
GFS ChemicalsSodium Lauryl Sulfate CH3(CH2)11SO4Na CAS#: 151-21-3 F.W.: 288.38
-
-
-
WaterMark® KARL FISCHER WATER STANDARD, 0.10 mg/ml
GFS ChemicalsFor checking calibration of coulometric KF equipment.
-
-
n-Hexane-MTBE 80-20 Mixture
GFS ChemicalsSubstitute for Freon in the EPA test for oil and grease in stormwater.
-
4-Methyl-2-Pentanone Reagent (ACS)
GFS Chemicals(CH3)2CHCH2COCH3 CAS#: 108-10-1 F.W.: 100.16 NFPA#: 2-3-1 Descriptions: Methyl Isobutyl Ketone, MIBK
-
TEST Turbidity (Hach 2100N/AN and IS meters) 20 NTU Absorbance at 455nm (50mm pathlength) Lot Number of Baseline Material
-
-
Lanthanum Chloride, Solution, 10%
GFS ChemicalsLaCl3•7H2O CAS#: 10025-84-0 F.W.: 371.37 Suitable for flame enhancement in Atomic Absorption.
-
Color Standard Solution, APHA 50
GFS ChemicalsPlatinum-Cobalt base TEST Suitability - Pass test Prepared by dilution of AHPA 500
-
-
In-Spec® UV Standard #1
GFS ChemicalsNIST Traceable, non-toxic reference material for the UV spectrophotometer. Full UV scan reported with a typical absorbance at 300 nm in 10 mm pathlength being approximately 0.039.
-
GFSELECT™ Silica, 150A, 60-120 Micron (120-230 Mesh)
GFS ChemicalsIrregular, chromatographic grade. 150 angstrom pore size, 120-230 mesh (60-120 micron) particle size 300 m2/g surface area.
-
Acetic Acid Veritas® Redistilled
GFS ChemicalsTrace 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 and 40 NTU standards required to calibrate Orbeco-Hellige instruments. The deluxe kit also contains sealed secondary standards of each value.
-
AMCO Clear® Turbidity Standard, 20 NTU
GFS ChemicalsTurbidity 20 NTU +/- 0.2 Absorbance at 455nm (50mm pathlength) Lot Number of Baseline Material
-
-
Electrode Storage Solution, Acidic
GFS ChemicalsContains potassium hydrogen phthalate and potassium chloride and has a pH near 4.