Primary Opalescent Suspension, EP Grade, Reagecon™

Used to calibrate, control, qualify and validate turbidimeters and nephelometers. Primary Opalescent Suspension, EP Grade, Reagecon™ is a ready-to-use formazin suspension with an opalescent value of 4000 NTU. It is designed for use as a turbidity standard in accordance with Eu. Ph. Chapter 2.

Brand:  Reagecon EPPOS01

Product Code. 11835853

Description

This Primary Opalescence Suspension is a ready-to-use turbidity standard presented in high-quality, tamper-evident bottles for use in calibrating turbidimeters and nephelometers and for controlling the reproducibility of their measurements.

This product is a formazin suspension prepared with equal parts hexamethylenetetramine solution and hydrazine sulphate solution. Aqueous formazine solutions feature small, uniform colloidal particles that scatter light in all directions, causing opalescence.

• Manufactured according to European Pharmocopoeia Chapter 2(2.2.1) guidelines with a Balance Certificate of Calibration issued in accordance with ISO 17025
• Prepared gravimetrically on a weight/weight basis using OIML traceable weights
• Concentration verified using a high-performance spectrophotometer calibrated using ISO Guide 34 accredited spectrophotometric standards
• The Primary Opalescence Suspension diluted in precise ratios to form the EP Reference Opalescence Suspensions (I, II, III, IV)

Specifications

• Chemical Name or Material: Formazin suspension
• CAS: 100-97-0, 10034-93-2, 7732-18-5
• Certificate of Analysis: Yes
• Grade: Eu. Ph. Chapter 2
• Physical Form: Liquid Suspension

• Description: Opalescence value = 4000 NTU
• Quantity: 100 mL
• Synonym: Formazin suspension
• Analyte or Component Names: Hexamethylenetetramine solution + Hydrazine sulphate solution

Safety and Handling

Product Identifier

• PRIMARY OPALESCENT SOLUTION

Signal Word

• Danger

Hazard Category

• Skin sensitiser Category 1
• Carcinogenicity Category 1B
• Skin sensitiser Category 1

Hazard Statement

• H317-May cause an allergic skin reaction.
• H350-May cause cancer.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P321-Specific treatment (see on this label).
• P333+P313-If skin irritation or rash occurs: Get medical advice/attention.
• P405-Store locked up.
• P501b-Dispose of contents/container in accordance with local/regional/national/international regulations.

Supplemental information

• MIXTURE LIST-Contains : methenamine, hydrazinium(2+) sulphate