Fresh Water Standard, Hard, 415ppm TDS, (160-180 mg/L as CaCO3)

$35.45 – $95.55

Hardness: 160-180mg/L as CaCO3.

Traceable to NIST.

SKU T70404 Category
Shelf Life

12 Months
DOT

Not Regulated
GHS

Non-Hazardous