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1.10958

Kjeldahl tablets

Name: Kjeldahl tablets
Brand: MM

for Wieninger method 5g/tablet

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关于此项目

NACRES:

NB.21

UNSPSC Code:

12352402

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属性

Quality Level

100

form

tablet

specific analyte(s)

nitrogen

technique(s)

photometry: suitable

pH

5 (20 °C, 200 g/L in H₂O)

solubility

200 g/L

storage temp.

no temp limit

说明

General description

Type: Wieninger catalyst Composition:
Na₂SO₄ 96.5%
CuSO₄ 1.5%
Se 2.0%

Analysis Note

Appearance: grey tablets
Application test: conforms
Grey colour of the product is caused by raw material and does not affect the application.

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hcodes

H412

pcodes

P273 - P501

Hazard Classifications

Aquatic Chronic 3

存储类别

13 - Non Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c