ISE Ammonia Probe Standard, < 10 ppm

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A-37C - Ammonia Standard, 1.0 ppm as N (A37C)

A-37C

Ammonia standard, concentration of 1.0 ppm as N, nitrogen

Standards are traceable to 99.5% pure reference material

From $19.20

A-37F

Ammonia standard, concentration of 5.0 ppm as N, nitrogen

Standards are traceable to 99.5% pure reference material

From $19.20

A-37G

Ammonia standard, concentration of 2.0 ppm as N, nitrogen

Standards are traceable to 99.5% pure reference material

From $19.20

A-37J

Ammonia standard, concentration of 0.2 ppm as N, nitrogen

Standards are traceable to 99.5% pure reference material

From $19.20

A-37M

Ammonia standard, concentration of 3.0 ppm as N, nitrogen

Standards are traceable to 99.5% pure reference material

From $19.20