Matrix Blanks and Standardization Solutions
Instrumed Inc BOTTLE, L-LACTATE STD 125ML
This item has a minimum qty of 4 per supplier requirements.
Cole-Parmer Fluoride Standard Soultion, 500 mL; 1000 ppm
Replace or upgrade electrodes, probes, cells, and parts for Cole-Parmer meters. Many of these items are compatible with other brands of meter. Please contact an application specialist for assistance.
Aqua Solutions Chloride Std. 100.0 ppm (1ml = 0.1mg Cl), NIST Traceable (1L)
Chloride Std. 100.0 ppm (1ml = 0.1mg Cl), NIST Traceable (1L)
Inorganic Ventures pH 10 BLUE CALIBRATION STD 4L
Inorganic Ventures' pH 10 Blue Standard is a 4 liter certified reference material set in a water matrix for stability. This standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. See Certificate of Analysis for expiration .
ATTENTION: Inorganic Ventures is no longer supplying paper copies of Certificate of Analyses(CoA) and Safety Data Sheets (SDS). Please use this link to download your copies: https://www.inorganicventures.com/coa-sds-search
Aqua Solutions Ammonia Nitrogen Check Std. 2.0 ppm as N, Certified (1L)
Ammonia Nitrogen Check Std. 2.0 ppm as N, Certified (1L)
Medchemexpress LLC Fructose-bisphosphate aldolase A/ALDOA protein, human (His) | 96.0% | 10UG
Fructose-bisphosphate aldolase A (ALDOA) is a recombinant human glycolytic enzyme (364 amino acids) that catalyzes the reversible cleavage of β-D-fructose 1,6-bisphosphate into two triose phosphates. The protein is expressed in E. coli, supplied with an N-terminal 6xHis tag, and intended for research use.
- Recombinant human ALDOA (364 aa) with N-terminal 6xHis tag.
- Expressed in Escherichia coli and purified to high purity (COA reports 96% by SDS-PAGE).
- Molecular weight approximately 45.3 kDa.
- Suitable for enzyme assays, structural biology, and antibody production.
- Available in small and larger sizes to support assay development and scaling.
- Provided for research use only.
Fireflysci UV/VIS Photometric Accuracy & Stray Light Calibration Kit 1 (HF-0.2, HF-0.5, HF-1, WAV-1 UV/VIS, Blank Holder)
Calibration kit for validating the photometric accuracy in the range of 400-700nm and the wavelength accuracy in the range of 241-637nm for a UV/VIS spectrophotometer• Contains three neutral density filters- HF-0.2 (60%T), HF-0.5 (30%T) and HF-1.0 (10%T) for validating photometric accuracy• Contains one wavelength accuracy filter- WAV-1 UV/VIS• Contains an A30 blank and a G6 cuvette case• External dimensions of filters is 12.5x12.5x45mm• Filters are NIST traceable and produced in an ISO 17025 lab• Recommended recalibration period of 1 year
Aqua Solutions Sulfide Standard 2000 ppm w/v in Dilute NaOH (500ML)
Sulfide Standard 2000 ppm w/v in Dilute NaOH (500ML)
VAISALA INC Calibration Salt, LiCl, 11% RH | 7447-41-8 | MFCD00011078
Calibration Salt, LiCl, 11% RH | MW: 42.394 | 7447-41-8 | MFCD00011078
Aqua Solutions 0.05 M EDTA | 60-00-4 | MFCD00003541 | 4 L
0.05 M EDTA | Mol Wt: 292.24 | 60-00-4 | MFCD00003541 | 4 L
Aqua Solutions Nitrogen Standard 100 ppm | 7727-37-9 | MFCD00011416 | 500 mL
Nitrogen Standard 100 ppm | Mol Wt: 28.01 | 7727-37-9 | MFCD00011416 | 500 mL. Standard good for 60 days.