Natural Rubber Latex

Characteristic

Requirement

Type-HA

Type-LA

Dry rubber content, percent by mass, Min

60.0

60.0

Non-rubber solids percent by mass, Max

2.0

2.0

Coagulum content, percent by mass, Max

0.05

0.05

Sludge content, percent by mass, Max

0.10

0.10

Alkalinity as ammonia, percent by mass of latex

0.6 Min

0.3 Max

KOH number, Max

1.0

1.0

Mechanical stability, Min

475

475

Volatile fatty acid number, Max

0.15

0.15

Copper content, ppm of total solids, Max

8

8

Manganese content, ppm of total solids, Max

8

8