Mass fraction detection of iron

GB 22557-2008#Food additive Sodium iron EDTA # Food additive # Mass fraction of iron

GB 1886.4-2015#National Food Safety Standards Food Additive Sodium Hexametaphosphate # Food Additive Parameters # Mass Fraction of Iron

GB/T 2449.1-2014#Industrial sulfur Part 1: Solid product # Industrial sulfur # Mass fraction of iron

GB/T 15337-2008#General rules for atomic absorption spectroscopy analysis # Food additive parameters # Mass fraction of iron

GB/T 3049-2006#General method for the determination of iron content in industrial chemical products -1,10-phenanthroline spectrophotometric method - Food additive parameters - Mass fraction of iron

GB/T 2441.4-2010#Method for the determination of urea - Part 4: Iron content - Phenanthroline spectrophotometric method - Urea - Mass fraction of iron

GB/T 22596-2008#General rules for the determination of iron content in water treatment agents # Polyaluminum chloride in water treatment agents # Mass fraction of iron

GB/T 22627-2014#Water treatment agent Polyaluminum chloride # Water treatment agent Polyaluminum chloride # Iron mass fraction

GB/T 1617-2014#Industrial barium chloride # Industrial barium chloride # Mass fraction of iron

GB/T 210.2-2004#Industrial sodium carbonate and its test methods Part 2: Test methods for industrial sodium carbonate # Industrial sodium carbonate # Mass fraction of iron

Function of testing report:

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BAIJIAN testing process:

1. Telephone communication and confirmation of requirements

2. Recommend solutions and confirm quotations

3. Mail samples and arrange testing

4. Progress tracking and result feedback

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6. If urgent or priority processing is required

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6. Short cycle, low cost, and attentive service

7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc

8. The testing report is authoritative and effective, and is generally used in China