Impact of N,N-Methylene-bis-Morpholine on the Preservation of Natural Rubber Latex

Table 2

Preservation formula of concentrated NRL.

Sample	Ammonia (%)	MBM (%)	Potassium laurate (%)
B1	0.7	—	0.05
B2	0.25	0.25	0.05
B3	0.25	0.3	0.05
B4	0.25	0.35	0.05
B5	0.25	0.4	0.05