Gallic Acid 沒食子酸 （電子級）

Item

specifications

appearance

light white powder

白色粉末

assay

>=99%

純度

loss on drying

<=10%

干燥失重

Residue on ignition

<=0.1%

灼燒殘渣含量

Acid(mgKOH/g)

300-320

酸度

turbidity(NTU)

<=10

濁度

Chloride

<=0.01%

氯化物含量

Sulphate

<=0.001%

硫酸鹽含量

Metal 金屬含量

Al

<=20

ppb

Au

<=30

ppb

Ag

<=40

ppb

B

<=50

ppb

Ba

<=20

ppb

Cd

<=20

ppb

Ca

<=100

ppb

Cr

<=20

ppb

Co

<=20

ppb

Cu

<=20

ppb

Fe

<=100

ppb

Ga

<=20

ppb

K

<=30

ppb

Li

<=20

ppb

Mg

<=20

ppb

Mn

<=20

ppb

Ni

<=20

ppb

Na

<=50

ppb

Pb

<=20

ppb

Sr

<=20

ppb

Sn

<=20

ppb

Sb

<=20

ppb

Ta

<=20

ppb

Ti

<=30

ppb

Zn

<=20

ppb