Raspberry Extract as Both a Stabilizer and a Reducing Agent in Environmentally Friendly Process of Receiving Colloidal Silver

Table 9

Experimental effects.

	Effect	Standard error	𝑡(24)	𝑃
Constant	3.7737	0.1091	34.5754	0.0000
AgNO3 concentration; [mol/dm^3] (Q)	1.2683	0.2673	4.7441	0.0001
pH (L)	−0.5119	0.1543	−3.3167	0.0029

L: linear component of Q: square component.