Potassium AA Standard 1000 ppm in 0.5 N HNO-500ml
Potassium AA Standard 1000 ppm in 0.5 N HNO₃, high-purity reference solution used for calibration of atomic absorption spectroscopy (AAS), ICP-OES, and ICP-MS instruments.
Chemical Name:
Potassium Standard Solution (1000 mg/L K in 0.5 N Nitric Acid)
Synonyms:
Potassium calibration standard, K standard solution, Potassium AAS standard, ICP standard
CAS Number:
7440-09-7 (Potassium); 7697-37-2 (HNO₃)
Appearance:
Clear, colorless acidic aqueous solution
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Key Properties:
Certified concentration of 1000 ppm (1000 mg/L); trace-metal grade purity; stabilized in 0.5 N nitric acid; ready-to-use calibration standard; compatible with AAS, ICP-OES, and ICP-MS
Uses:
Calibration and standardization of AAS, ICP-OES, and ICP-MS instruments; preparation of calibration curves for potassium analysis in environmental, food, industrial, and biological samples; analytical quality control; laboratory and research applications
Storage:
Store tightly closed in original container; keep in a cool, dry place; avoid contamination; protect from contact with bases and reactive metals
Safety & Handling (SDS Summary):
Acidic solution—may cause skin or eye irritation; avoid ingestion or inhalation; wear gloves, lab coat, and safety goggles; handle in a well-ventilated area; rinse thoroughly with water if contact occurs; clean spills using appropriate absorbent materials
| Weight | 1 kg |
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