PRODUCT CODE:

141235

Calcium Sulphate 2-hydrate (RFE, USP-NF, BP, Ph. Eur.) PRS-CODEX

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CaO₄S.2H₂O

CaSO₄.2H₂O

M.= 172,17	CAS [10101-41-4]	EINECS 231-900-3
NC 2833 29 90	E -516

PHYSICAL DATA: White powder · Solubility in water at 20 ° C 2 g/l · D: 2,32 · Thermal decom. above 100 ° C ·
APPLICATIONS: Analytical reagent: USP 31 ·
BIBLIOGRAPHY: Merck Index 13 , 1711 · Sax CAX 750 · Römpp 8 , 575 · Fieser 1 , 107 · ACS IX , 226 X , 242 · USP-NF 31 · BP 2008 · Ph. Eur.  5.0 (2005) 6.0 (2008) · F.C.C. V , 6 · Directive 2000/63/EC , 25 2008/84/EC ·

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HAZARDOUS: RTECS: EW 4150000 ·

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SPECIFICATIONS:

Assay calc. a.a.s. (Compl.)	98,0-101,0%
Identity according to Pharmacopoeias	p/t.
MAXIMUM LIMIT OF IMPURITIES
Insoluble matter in HCl	0,03 %
Loss on drying at 250°C	19,0-23,0 %
Loss on ignition	18,0-22,0 %
Residual solvents (Ph.Eur./USP)	p/t.
Acidity or alkalinity	p/t.
Chloride (Cl)	0,03 %
Heavy metals (as Pb)	0,001 %
As	0,0001 %
Cu	0,002 %
Fe	0,005 %
Ni	0,002 %
Pb	0,002 %
Complies USP 29 specifications