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Calcium Hardness CAL Check Standards HI97720-11 for HI97720 Photometer | EnvMart

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Hanna Calcium Hardness CAL Check™ Standards - HI97720-11

Name: Hanna Calcium Hardness CAL Check™ Standards - HI97720-11
Brand: Hanna
SKU: 71981
Price: 241.81 USD
Availability: InStock

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Category Cal Check Standards Brand Hanna

Specifications

Country of Origin	India
Product Type	Calcium Hardness CAL Check Standards
Model	HI97720-11
Certificate of Analysis	Included
Packaging	Sealed standards
Shelf Life	Long (refer to COA for expiration date)
Reusable	YES
Product Condition	New
Quantity per Set	1 set
Compatible Instrument	HI97720 Portable Photometer
Standard Values in Set	0.00 and 1.50 mg/L CaCO₃
Calibration Range Supported	0.00 to 2.70 mg/L (ppm) CaCO₃
Standard Value Precision	1.50 ±0.07 mg/L CaCO₃ @ 25°C

Key Features

HI97720-11 Calcium Hardness CAL Check Standards provide reliable calibration and validation for the HI97720 portable photometer.

Designed specifically for HI97720 photometer calibration and validation procedures.
Set includes sealed standards with values at 0.00 and 1.50 mg/L CaCO₃.
Delivers high accuracy with a standard value of 1.50 ±0.07 mg/L CaCO₃ at 25°C.
Each set is supplied with a Certificate of Analysis for traceability and reference.
Comes in a sealed package ensuring long shelf life and stability of standards.
Reusable for repeated calibration tasks in laboratory and industrial environments.
Ideal for water quality analysis, environmental monitoring, and quality control laboratories.
Ensures compliance with standard measurement procedures for calcium hardness.

Product Description

The HI97720-11 Calcium Hardness CAL Check Standards Set is engineered to provide precise calibration and validation of the HI97720 portable photometer, ensuring accurate measurement of calcium hardness in water samples. Each set contains two sealed calibration standards at 0.00 and 1.50 mg/L CaCO₃, supporting a working photometric calcium hardness range of 0.00 to 2.70 mg/L CaCO₃. A traceable Certificate of Analysis is included, listing relevant reference values, lot number, and expiration date, which is essential for maintaining laboratory quality standards.

High-quality calibration set for HI97720 portable photometer, ideal for routine verification and calibration procedures.
Supplied with sealed standard solutions at 0.00 mg/L and 1.50 mg/L CaCO₃ for exceptional accuracy.
Standard value precision: 1.50 ±0.07 mg/L CaCO₃ at 25°C, aligning with international laboratory benchmarks.
Long shelf life and can be reused for multiple calibration cycles, reducing operational costs and ensuring reliability over time.
The Certificate of Analysis provides complete traceability, supporting compliance during audits and formal reporting.
Essential for laboratories engaged in environmental monitoring, water treatment, industrial process water, and research applications demanding calcium hardness measurements.

Included in the set: 1 package containing two sealed standards (0.00 and 1.50 mg/L CaCO₃). Compatible only with the HI97720 photometer.

Explore more laboratory calibration solutions and related photometer accessories on EnvMart to optimize your laboratory's measurement accuracy and reliability.