Description
Specifications Table
Product Name – Density standard, 0.7148 g/ml at 20 °C
Quantity/Pack Size – 100 ml
Form – Liquid
Grade – Certified Reference Material (CRM)
Application – Density calibration, hydrometer testing, pycnometer verification
Product Overview
This density standard (0.7148 g/ml at 20°C) is a high-precision reference material designed for laboratory calibration applications. Formulated with ultra-pure components, it ensures traceability to international standards, providing consistent and reliable measurements for critical experiments. The liquid form allows easy handling and dispensing, while its certified grade guarantees accuracy within tight tolerances. Ideal for calibrating hydrometers, pycnometers, and other density-measuring instruments, this standard maintains long-term stability under proper storage conditions. Each batch undergoes rigorous quality control to eliminate variability, making it a trusted choice for research and quality assurance labs. The 100 ml pack size offers sufficient volume for repeated calibrations while minimizing waste. Compatible with most laboratory glassware, this density standard delivers reproducible results across different testing environments.
FAQs
1. What is the shelf life of this density standard?
The shelf life is typically 24 months from the date of manufacture when stored unopened in original packaging at controlled room temperature (15-25°C).
2. Can this standard be used for calibrating digital density meters?
Yes, this density standard is suitable for calibrating digital density meters, provided the instrument’s operating temperature matches the standard’s reference temperature of 20°C.
3. What is the uncertainty value for this density standard?
The expanded uncertainty (k=2) is ±0.0002 g/ml, ensuring high precision for calibration purposes.
4. How should I store this density standard after opening?
After opening, store the bottle tightly sealed in a cool, dry place away from direct sunlight. Use within 6 months of opening for best accuracy.
5. Is this standard traceable to NIST or other international standards?
Yes, this density standard is traceable to NIST (National Institute of Standards and Technology) through an unbroken chain of comparisons.
