Deposit Analysis Report
i-Chem Solution Sdn Bhd (721195-X)
No. 20, Jalan TPP 6/8, Taman Perindustrian Puchong,
47100 Puchong, Selangor, Malaysia.
Tel : 603-8062 1686, email: sales@i-chemsolution.com
Boiler Deposit Analysis Report Our Ref:
Customer :
Sample :
At :
Dated :
Our Ref :
1Elemental Analysis
a) Silica, as SiO2
21.8%
b) Carbonate, as CO2
30.0%
c) Sulfar, as SO3
1.5%
d) Phosphorus, as P2O5
0.2%
e) Calcium, as CaO
86.6%
f) Magnesium, as MgO
9.1%
g) Iron, as Fe2O3
0.2%
h) Copper, as CuO
0.0%
i) Sodium, as Na2O
0.0%
j) Lost at 925°C
58.9%
k) Chloroform Extractable
0.0%
l) Aluminuim Oxide, as Al2O3
0.0%
m) Magnetic (Yes/No)
N
2Most Probable Combination
a) Calcium Carbonate
68.18%
b) Calcium Silicate, CaSiO3.H2O
48.64%
c) Calcium Hydroxide, Ca(OH)2
35.49%
d) Magnesium Hydroxide
13.18%
e) Organics
9.64%
f) Calcium Sulfate
2.52%
g) Calcium Hydroxyapatite
0.35%
h) Iron Oxide, Fe2O3
0.16%
i) Copper Oxide, CuO
0.02%
j) Aluminium Oxide, as Al2O3
0.01%
3Comments and Recommendations on Top 5 most probable scale combination
a) Calcium Carbonate
Causes:
Forms as scale during periods of essentially "zero" phosphate, chelant Residual or sequestrant agents. Also, evaporation to dryness.
Recommendation :
Maintain recommended treatment residuals and alkalinities.

b) Calcium Silicate, CaSiO3.H2O
Causes:
Hard, adherent, insulating scale formed under conditions of low alkalinity and low Phosphate, "zero" chelant residual or sequestrant agents
Recommendation :
Maintain recommended treatment residuals and alkalinities.

c) Calcium Hydroxide, Ca(OH)2
Causes:
Insufficient treatment residuals.
Recommendation :
Maintain recommended treatment residuals and alkalinities.

d) Magnesium Hydroxide
Causes:
Usually found as boiler sludge when insufficient silica is present to form the preferred serpentine.
Recommendation :
Improve bottom blow-down, add a dispersant.

e) Organics
Causes:
Contamination (such as oils and surfactants) of feedwater. Possibly from raw water and process leaks.
Recommendation :
Locate source and prevent leak.

This report is generated automatically upon feeding results of elementary analysis.
This report has indicated the probable causes of the most probable scale combination and make recommendations to prevent their recurrence.
While the list of the most probable scale combinations may extend, the program only indicate the most significant combinations.
The remaining scale combinations in the list of most probable scale combinations are available upon request.
All queries and requests for additional information can be made to:
i-Chem Solution Sdn. Bhd. (721195-X)
No.20, Jalan TPP 6/8, Taman Perindustrian Puchong,
47100 Puchong, Selangor, Malaysia.
Tel: +603-80621686 (Puchong)
Fax: +603-80626457 (Puchong)
e mail- sales@i-chemsolution.com (General)
Attention: Technical Service Manager/Engineer
Disclaimer: The information used in the above program is based on published data, laboratory studies and practical experience.
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