HI70004P is a quality pH 4.01 calibration buffer produced in accordance with ISO 3696/BS3978 standards using high purity salts, deionized water, certified weight-Checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers. Reported values are accurate to +/- 0.01 pH @ 25°C and are traceable to NIST Standard Reference Materials (SRMs).

	Option		Halifax Store	Saint John Store	Unit	Purchase
		pH 4.01 BUFFER SOLUTION 500ML HANHI7004L	Available	Available	$32.49/EA	In Stock
		PH 4.01 BUFFER SACHETS 20ML HANHI70004P	Available	Available	$2.99/EA	In Stock

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