Index Name

B301

B302

B311

Sum of totlal zinc (calculated as zinc sulfide) and banium sulfate  % min

99

99

99

Total zinc(calculated as zinc sulfide) % min

28

28

30

Zinc oxide % max

0.6

0.3

0.3

Matter volatile at 105 % max

0.3

0.3

0.3

Matter soluble in water % max

0.4

0.4

0.3

Residue on sieve(63μm)% max

0.1

0.1

0.1

Color(to the standard sample)

Similar

Similar

Similar

Alkalinityof the agueous extract

Neutral

Neutral

Neutral

Oil absorption walue g/100g max

14

11

10

Lightening power

Not lower than standard sample