SODIUM CARBONATE MONOHYDRATE

MOL FORMULA: Na2CO3.H20                   MOL WT: 124.00                       CAS NO.5968-11-6

DESCRIPTION: A WHITE CRYSTALLINE POWDER.

GRADE

 SPECIFICATION

 

IP

BP

USP

ACS

AR

LR

FCC

IDENTIFICATION

 

TO COMPLY

TO COMPLY

TO COMPLY

---

 

 

TO COMPLY

APPEARANCE OF SOLUTION

 

TO COMPLY

TO COMPLY

 

---

 

 

 

CHLORIDES

MAX

125PPM

125PPM

 

0.001%

 

 

 

SULPHATES

MAX

250PPM

250PPM

 

0.004%

 

 

 

ARSENIC

MAX

---

5PPM

 

1PPM

 

 

 

HEAVY METALS

MAX

50PPM

50PPM

0.001%

5PPM

 

 

 

IRON

MAX

50PPM

50PPM

 

5PPM

 

 

 

ALKALI HYDROXIDES & BICARBONATES

MAX

TO COMPLY

TO COMPLY

 

---

 

 

 

ASSAY ON DRY BASIS

 

99.5-100.5%

83.0-87.5%

 99.5-100.5%

99.5%(MIN)

 

 

99.5-100.5%

SOLUBILITY

 

---

TO COMPLY

 

---

 

 

TO COMPLY

LOSS ON DRYING

MAX

12-15% (3000C)

 

 

13-15% (1500C)

 

 

12-15%

POTASSIUM

MAX

---

---

 

0.005%

 

 

 

INSOLUBLE MATTER

MAX

---

---

 

0.01%

 

 

 

PHOSPHATE

MAX

--- 

--- 

 

5PPM

 

 

 

SILICA

MAX

---

---

 

0.005%

 

 

 

NITROGEN COMPOUNDS (AS N)

MAX

---

---

 

0.001%

 

 

 

WATER AT 1050C

MAX

---

---

12.0-15.0%

---

 

 

 

ORGANIC VOLATILE IMPURITIES

MAX

---

---

TO COMPLY

---

 

 

 

AMMONIUM HYDROXIDE PPT

MAX

---

---

 

0.01%

 

 

 

CALCIUM & MAGNESIUM PPT

MAX

---

---

 

0.01%

 

 

 

ALUMINIUM

MAX

---

 

 

---

 

 

 

LEAD

MAX

 

 

 

 

 

 

4PPM