Analytical standards

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 Standard buffer solutions

WTW

To DIN/NIST. Supplied in 250ml bottles. Tolerance ±0.02 pH....

 Accessories to Flame Photometer FF-200

Jenway

Please Note: These products will only operate with the correct type of air compressor and gas regulator as specified below....

 Pt-Co Reference Standards

Tintometer

Bottles of 500 ml, certified according to QS System, ISO 9001. Shelf life 12 months. Other versions available on request....

 Cryoscope Calibration Solutions

Gerber

Standard solution. Bottle of 250 ml. Other solutions on request....

 Accessories for testo 205/206

Testo

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 Technical buffer solutions

WTW

Identified by colour-coded labels. Tolerance ±0.03 pH....

 Test and standard liquids

Thermo

Under ISO 9000 Quality protocols, all meters used in production and testing processes must be periodically recalibrated using nationally-treaceable standards. Thermo offers these in different qualities. Other test liquids are available on request....

Water standard 1% standard for volumetric Karl Fischer titration 1 g ≙ 10 mg H2O Aquastar®

Merck

GHS02 GHS07
PO number Package size Price per package    

1

1.88052.0010

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10X8MLAMPULLE Login / Register here
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1.88052.0013

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10x8ML Login / Register here
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POTASSIUM STANDARD SOLUTION TRACEABLE TO SRM FROM NIST KNO3 IN HNO3 0.5 MOL/L 1000 MG/L K CERTIPUR

Merck

GHS05 Regulated raw material
PO number Package size Price per package    
1.70230.0100

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100 ml Login / Register here
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1.70230.0500

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500 ml Login / Register here
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Yttrium standard solution traceable to SRM from NIST Y(NO3)3 in HNO3 0.5 mol/l 1000 mg/l Y Certipur®

Merck

GHS05 Restricted raw material
PO number Package size Price per package    
1.19809.0100

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100 ml Login / Register here
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1.19809.0500

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500 ml Login / Register here
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