¡E®Õ·Ç9 grams ¼Ë«~¶q¨ì20% ¡E20%(2mL)¡Ó0.2% ¡A¨è«×0.2%(0.02mL) ¡EAPHA ÀË´ú¤èªk¥Î ¡E´Ä¦â¨è¹º
Bottle is filled through the graduated neck. Calibrated to 20%. Scale is permanent brown stain. Designed for use in APHA test procedures.