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TURB4

Supelco

Turbidity 4 NTU Calibration Standard - Formazin

certified reference material

Synonym(s):

Formazin Turbidity Calibration Standard (4NTU)

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About This Item

UNSPSC Code:
41116107
NACRES:
NA.24

grade

certified reference material

Quality Level

300

CofA

certificate is enclosed in each package

manufacturer/tradename

RTC TURB4-100

concentration

in H2O

application(s)

environmental

format

matrix material

storage temp.

2-8°C

General description

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.

Application

This CRM can be used to calibrate and validate all types of laboratory turbidity meters in the 4 Nephelometric Turbidity Unit (NTU).

Features and Benefits

  • Gravimetrically prepared standard, verified and qualified in an ISO/IEC 17025 and ISO 17034 accredited laboratory
  • Traceable to the SI and higher order standards from NIST
  • Assigned value based on a purity determination by mass balance and gravimetrically prepared value
  • Homogeneity assessed in accordance with ISO Guide 35
  • Available in 500 mL high-density polyethylene bottle to assure safe delivery
  • Accompanied with a certificate of analysis (CoA) having information on the expiry date for an effective audit
  • Prepared using deionized water as a solvent

Other Notes

Values of analytes vary lot to lot. Some lots may not contain all analytes.

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

TURB4-500ML:
TURB4-BULK:
TURB4-1L:
TURB4-100ML:

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
LRAD4024
LRAD1576
LRAD0016
LRAC7957
LRAC6924

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