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Merck
CN

1.14794

Silicate (Silicic Acid) Test, photometric

photometric, 0.011-10.70 mg/L (SiO2), 0.005-5.00 mg/L (Si), Spectroquant®

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About This Item

UNSPSC Code:
41116116
NACRES:
NB.21
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Product Name

Silicate (Silicic Acid) Test, photometric, 0.011-10.70 mg/L (SiO2), 0.005-5.00 mg/L (Si), Spectroquant®

product line

Spectroquant®

Quality Level

usage

sufficient for 300 tests, 300 tests

specific analyte(s)

silicate

measuring range

0.005-5.00 mg/L (Si), 0.011-10.70 mg/L (SiO2)

technique(s)

photometry: suitable

application(s)

boiler and cooling water
construction materials
drinking water
ground and surface water
power plants
seawater

compatibility

for use with Spectroquant® Move 100, for use with Spectroquant® Nova 60 A, for use with Spectroquant® Prove 100 (plus), for use with Spectroquant® Prove 300 (plus), for use with Spectroquant® Prove 600 (plus)

detection method

photometric (Silicomolybdenum blue)

storage temp.

15-25°C

General description

Method: photometric 0.011 - 10.70 mg/l SiO₂ 0.005 - 5.00 mg/l Si Spectroquant®

The method is analogous to APHA 4500-SiO2 D+E, ASTM D859-10, and DIN 38405-21.

This Spectroquant® Silicate Reagent Test allows the accurate quantification of silicate (silicic acid) in aqueous samples.

Method applied: In sulfuric solution silicate ions react with molybdate ions to form a yellow heteropoly acid which is reduced to silicomolybdenum blue. This dye is determined photometrically.

The Spectroquant® Reagent Test Kits contain highly stable, ready-to-use reagent mixtures to perform the analysis according to the procedure described in the accompanying instruction leaflet.

All our Cell and Reagent Test Kits are equipped with the unique Live ID (2D barcode) which allows seamless method recognition and contains essential information such as lot number, expiry date, and automatic calibration updates.

Legal Information

SPECTROQUANT is a registered trademark of Merck KGaA, Darmstadt, Germany


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Storage Class

8B - Non-combustible corrosive hazardous materials

signalword

Danger

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 2 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A - Skin Sens. 1

supp_hazards

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Global Trade Item Number

SKUGTIN
114794000104022536156750
114794000704054839019203