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Description
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Items
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Items
Standard
Appearance (color)
White or light yellow
Appearance (form)
Powder or crystal
Solubility (color and turbidity)
colorless and transparent
Content (HPLC)
≥99.0%
Purity (HPLC)
≥99.0%
L-Histidine (HPLC)
≤0.05%
Transmittance
≥99.0%
pH
3.0~4.0
Loss on drying
≤0.5%
Moisture
≤0.5%
residue on ignition
≤0.2%
heavy metal
≤10ppm
Calcium
≤5ppm
Cadmium
≤5ppm
Cobalt
≤5ppm
Chromium
≤5ppm
Copper
≤5ppm
Iron
≤8ppm
Potassium
≤80ppm
Magnesium
≤5ppm
Manganese
≤5ppm
Sodium
≤ 50ppm
Nickel
≤ 5ppm
Lead
≤ 5ppm
Zinc
≤ 5ppm
FQA:
Q1 Can
i get some samples
A1 Yes,
we can supply the free sample, but the shipping cost be paid by our customers.
Q2 How
to start orders or make payments
A2
Proforma invoice will be sent first after confirmation of order, enclosed our
bank information. Payment by T/T, L/C or Paypal or Escrow(Alibaba).
Q3 How
to confirm the Product Quality before placing orders
A3 You
can get free samples for some products,you only need to pay the shipping cost
or arrange a courier to us and take the samples. You can send us your
product specifications and requests,we will manufacture the products
according to your requests.
Q4
What's your MOQ
A4 Our
MOQ is 1kg. But usually we accept less quantity such as 100g on the condition
that sample charge is 100% paid.
Q5 How
about delivery leadtime
A5
Delivery lead time: About 3-5 days after payment confirmed. (Chinese
holiday not included)
Q6 Is
there a discount
A6
Different quantity has different discount.
Q7 How
do you treat quality complaint
A7
First of all, our quality control will reduce the quality problem to near
zero. If there is a real quality problem caused by us, we will send you free
goods for replacement or refund your loss.
Q8 How
to contact us
A8 You
can chat with us by Trademanager,MSN&Skype Online.
You can choose your interested products and send inquiry to us.
You can dial our telephone directly or send Email to us., you will
get our reply.
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Others
Delivery Lead Time |
Supply Ability |
60 days for OEM, 15 days for ready goods |
25 Kilogram |
1000KG per month |
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