enpl

Barium Sulphate

M = 233,4 g/mol

 

R: –                                                          CAS: 7727-43-7                             UN:

S: –                                                      WE(EC): 231-784-4                      RID/ADR:

 

Specification:

     Pure p. a.

    Pure
Superficies

powder insoluble in water;
soluble in acids

Colour

white

BaSO4 content; % min

99,5

99

Substances insoluble in HCl; % max

0,15

0,25

Free acids (H2SO4); % max

0,01

Heavy metals (Pb2+); % max

0,001

0,003

Iron (Fe3+); % max

0,001

0,003

Arsenic (As); % max

0,0001

Chlorides (Cl); % max

0,001

0,02

Nitrates (NO3); % max

0,005

0,01

 Phosphates (PO43-); % max  0,001
 Sulphates soluble in H2O; % max  0,02  0,03
 Barium salts soluble in H2O; % max   by 5.2.10
 Moisture; % max  0,05
 pH max  7
 Passage over sieve 385 MSM; %  95,5
 Free alkalines by 5.2.2
 Identity   by 5.2.2.

 

Norm No:                           BN-75/6191-139

Registration No (REACH): 05-2114083582-46-0000

Quantity:                          0,1 kg, 0,2 kg, 0,5 kg, 1 kg, 25 kg

Expiry Date:                      2 years

Storage conditions:          securely packaging, dry rooms

Applications:                     for analysis

MSDS’s:                            for clients request