| الدفع نوع: | L/C,T/T |
| إنكوترم: | FOB,CIF |
| نقل: | Ocean,Land |
| بيع الوحدات | : | Ton |
| مثال الصورة | : |
|
كبريتات الكروم الأساسية
(1) cr 2 o 3 25 ± 1 ٪
(2) الأساسية ٪ （ 33 ± 2 ） ٪
(3) الماء غير قابل للذوبان ≤0.5 ٪
(4) الرقم الهيدروجيني 2.5-4.0
(5) Cr 6 ＋ ≤3ppm
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